A regular software update from U.S. cybersecurity firm CrowdStrike led to major computer outages across the world with many users experiencing the “blue screen of death”. CNBC’s Tom Chitty and Arjun Kharpal lay out what was behind the issues and whether the world is protected from another IT blackout. Plus, Arjun shares what it was like to report on the outage - without a laptop - as it unfolded.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Veldhoven, the Dutch suburb of Eindhoven, is home to ASML, which produces the most advanced silicon chip making machines. The semiconductor in your smartphone was very likely made using one of them.Add in Amsterdam, the European headquarters for many international companies, and the Netherlands has become an attractive place for startups and investors.In the fourth and final instalment of our look at Europe's tech hubs, we're joined by Prince Constantijn of the Netherlands.As well as being the brother of Dutch King Willem-Alexander, he is Special Envoy of the Dutch startup accelerator Techleap, where he works to help local startups grow fast internationally by improving their access to capital, market, talent, and technologies.In this week's episode we'll discuss the Dutch tech sectors strengths, the regulatory challenges it faces, the country's own AI boom and how the Dutch based ASML, one of the world's most important companies, is caught in the eye of a geopolitical trade war.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Berlin was once the main center of Germany's tech scene. But over the years, start-up growth has happened around the country. Germany has gone through a few rounds of growth and the third wave is now here driven by AI, according to Christian Miele, a general partner at venture capital firm Headline. He joins CNBC's Tom Chitty and Arjun Kharpal to discuss the future of Germany's tech sector.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

France is home to some of the most high-profile artificial intelligence start-ups. The country, which was once seen as anti-tech, has attracted big funding, backed by a public push from the government. Roxanne Varza, the head of the world's biggest startup campus Station F, which is located in Paris, joins Arjun Kharpal and Tom Chitty to discuss the rise of France and Paris as one of Europe's biggest tech hubs.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Europe largely missed out on the internet age, especially when compared to the tech giants that grew out of the U.S. and China. But Europe’s tech hubs have been buzzing as of late, hoping to seize the opportunities coming out of the AI boom. In a four part series, CNBC’s Arjun Kharpal and Tom Chitty speak to experts about the continent’s strengths and weaknesses. First up is the United Kingdom. Can it use London’s position as a finance capital to hold the crown as Europe’s tech leader, or will political baggage hold it back? Sanjot Malhi, partner at VC firm Northzone, joins us on this episode of Beyond the Valley to discuss.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Arjun Kharpal, CNBC’s senior tech correspondent, joins Tom Chitty from Money 20/20 in Amsterdam, one of the world’s biggest financial technology events. In this episode of Beyond the Valley, we discuss all things fintech, including:Embedded finance growing impact on businessWhy emerging markets are leaders in online payments innovationHow neobanks like Monzo and Revolut are faring against traditional banksWhy crypto trading is being added to many digital servicesAI's evolving role in the fintech spaceAnd of course, the answer to our Stat of the WeekSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The internet of bodies - or IOB - is a term that refers to the continual merging of humans and technology. It spans everything from smartwatches to chips implanted in your brain, with the promise of helping people affected by afflictions from epilepsy to paralysis. But there are risks associated with the technology. CNBC's Tom Chitty and Arjun Kharpal discuss the rapidly evolving world of IOB.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Companies are competing to make the smartest AI models, with some top tech execs saying artificial general intelligence will soon be upon us. Beyond the Valley goes on the road to VivaTech in Paris to discuss this and more with special guest Bassem Asseh, head of sales at AI firm Hugging Face.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Bitcoin has a finite supply. It is one of the cryptocurrency's characteristics that proponents like. Estimates suggest that all 21 million bitcoin will be mined around the year 2140. CNBC's Tom Chitty and Arjun Kharpal discuss what major changes might take place with bitcoin in that time.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

From AR and VR headsets to AI and cloud gaming, new technologies have the potential to transform the gaming industry. So, what will more immersive and interactive gaming look like, and what are the potential trade offs?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Semiconductors, or chips, have an incredibly global, complex and intricate production process. The supply chain is spread across the world. As governments focus on boosting their own domestic chip industry, CNBC looks at why no single country can own the chip supply chain.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Apple has sought to boost its presence in India in terms of physical stores and iPhone manufacturing. But can India become Apple's next China?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The bitcoin halving happens every four years. It’s a technical event that often precedes bitcoin moving to all-time highs. But this time things are a little different.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

India has been on a mission to transform itself into a high-tech manufacturing hub for products from smartphones to semiconductors. New Delhi has managed to woo some of the world's biggest tech companies, such as Apple and Micron, to ramp up operations in the country as these firms look to diversify away from China. But can India take China's crown as Asia's most critical tech hub?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Electric flying passenger vehicles, also known by the acronym eVTOLs, are beginning to take flight. Dozens of companies across the world are hoping these aircraft will be a large part of the future of transport. But there are big hurdles to overcome, including convincing us that they're safe to ride. Are eVTOLs ready to take off? CNBC's Tom Chitty and Arjun Kharpal discuss.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The once open and global internet could be beginning to fracture, due to varying forces such as geopolitics and regulations. It's an idea known as the “splinternet” - and the implications could be huge. CNBC's Arjun Kharpal and Tom Chitty discuss what this means for technology and our world in this episode of Beyond the Valley.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The U.S. has moved one step closer to forcing Chinese tech firm ByteDance to sell TikTok in America. It is the latest flash point in the U.S-China tech battle. But does the move ultimately amount to a TikTok ban?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Chinese e-commerce giant Alibaba was once one of the most valuable companies in the world. China's tough regulation, a weakening economy and internal problems have contributed to the company's value plunging. But can recent changes made by the firm help change its fortunes?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

CNBC's Arjun Kharpal is in Barcelona at Mobile World Congress where smartphone makers such as Samsung are talking up AI phones. But will it revitalize a stagnant smartphone industry?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Various U.S. export restrictions and sanctions have hit China's semiconductor industry which was already seen as generations behind other countries. Now Chinese firms appear to be making sanction-defying progress in chips, but there are some big challenges to overcome.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

As Apple joins the likes of Meta and Sony in the VR/AR headset race, Beyond the Valley’s Tom Chitty and Arjun Kharpal join CNBC’s Deputy Tech Editor Todd Haselton to find out what Apple’s new gadget is like to wear and discuss where’s next for this rapidly growing sector.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

China is the world's biggest electric car market with its domestic firms like BYD and battery maker CATL among some of the largest in the world. CNBC's Tom Chitty and Arjun Kharpal look at how the Chinese government has boosted the industry and how Chinese EV makers are looking to conquer the world.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Russia continues to import large volumes of Western technology critical to its war against Ukraine, even as sanctions show some signs of taking hold. CNBC's Karen Gilchrist has been looking at this story for several months and joins Arjun Kharpal and Tom Chitty to talk about how tech, like microchips, is getting into the hands of Russia.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

CNBC’s Arjun Kharpal spent the week at the World Economic Forum in Davos, Switzerland. He talks to Tom Chitty about what the biggest names in tech were talking about on the ground.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

After staunch opposition, the U.S. Securities and Exchange Commission finally approved a bitcoin ETF. Many have called it a watershed moment for the industry. CNBC's Tom Chitty and Arjun Kharpal delve in to what it means for the future, with views from some of crypto's biggest names.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Summary: In the final episode of the year Tom and Arjun round up the big stories from 2023 and take a look at what may be the big tech themes in 2024. Our regular hosts are joined by special guests, CNBC's Silvia Amaro and MacKenzie Sigalos.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

“Deepfake” is a term used to describe an AI created image, sound or video of a real person. This tech is being used to spread false information by doctoring images or audio of political figures and celebs, and has even spurred a prediction from one investment bank that deepfakes could lead to a national security crisis.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Ransomware has become one of the most popular tools used by hackers to extort companies for millions of dollars. And this is getting more advanced with the growth of artificial intelligence. CNBC's Tom Chitty and Arjun Kharpal unearth how these attacks take place and how hackers are getting smarter with AI.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Technology executives from the Wikipedia Founder to the Signal boss think things need to change in an internet dominated by Big Tech. CNBC’s Tom Chitty and Arjun Kharpal explore the debates and ideas around the future of the internetSee Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Sam Bankman-Fried, the founder of collapsed crypto exchange FTX, faces more than 100 years in prison. CNBC's Mackenzie Sigalos was covering the trial from inside the courtroom and tells Tom Chitty and Arjun Kharpal all about what went down in the hearing full of twists and turns.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

World leaders and top technology executives gathered at a historic site in the U.K. this week to discuss the risks associated with artificial intelligence and how to develop the tech safely. CNBC's Arjun Kharpal was on the ground at the AI Safety Summit in Bletchley Park and chats though all the big themes around AI with Tom Chitty.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The price of bitcoin has surged in 2023, showing signs of coming back from a $3 trillion collapse. Tom Chitty and Arjun Kharpal talk through why excitement is back and what is next for cryptocurrency markets.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

After nearly two years, Microsoft closed its proposed $69 billion acquisition of Call of Duty maker Activision Blizzard following intense scrutiny from global regulators. CNBC's Tom Chitty and Arjun Kharpal break down what went on and what the deal means for the future of gaming.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Technology giants from Microsoft to Amazon have grown to become the most valuable companies in the world. Now global regulators are scrutinizing these firms more than ever, questioning their practices and power.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Generative artificial intelligence (AI) has exploded in popularity thanks to the viral chatbot developed by OpenAI called ChatGPT. But beyond creating poetry or answering questions, generative AI could have a big impact on industries from marketing to medicine.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Huawei quietly launched the Mate 60 Pro in China. The big feature that’s creating a buzz? It has 5G somehow despite the U.S. government’s best efforts to stop Huawei getting its hands on the tech. We explore why this is potentially a big deal and what it might mean for Apple in China.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Arm is one of the most integral players in the semiconductor space. Its technology is in 99% of the world's smartphones. Arm's hotly-anticipated IPO shone a light on its strengths, the push into A.I. and its challenges ahead. But it also thrust chips back into the geopolitical spotlight.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The internet landscape is now disempowering for individuals, and its inventor Tim Berners-Lee and Inrupt CEO John Bruce share their visions for the future of the web.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

2022 was a rollercoaster year for cryptocurrency, with nearly $1.4 trillion wiped off the market. We look back at crypto’s wild ride and what might be to come in 2023.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

European telecommunications companies want tech giants, mainly American, to pay for the mobile network infrastructure that they use. But Big Tech is hitting back.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Semiconductors are one of the most critical technologies of our time and a matter of national security. The U.S. along with South Korea, Japan and others have looked to form alliances around chips, in part to fend off a threat from the technological rise of China.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

A collapsed stablecoin, risky bets and bankruptcies. We get inside the series of events that sent shockwaves through the cryptocurrency industry and led to the “crypto winter” of 2022.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Stablecoins have become the backbone of the cryptocurrency industry. But not all stablecoins are created equal: The failure of a high-profile digital coin has sent shockwaves through the industry.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

In the future, we could be spending more time in virtual worlds. That’s what the world's tech giants are betting on anyway, as they push forward the Metaverse.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Gavin Wood coined the term Web3 in 2014 to describe the future of the internet. If it becomes a reality, Web3 could change the internet as we know it.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Once upon a time, when bitcoin went up, ethereum went up. When bitcoin went down, ethereum went down. That has changed, for good reason.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

There are semiconductors in everything from washing machines to cars to smartphones. There's also not nearly enough of them. CNBC explores how the global chip shortage started, and what it will take to end it.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Beijing's regulatory blitz has shocked outsiders and befuddled investors. Here's why it's happening, and what it could mean for China and beyond.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

El Salvador is the first country to declare bitcoin legal tender. But the experiment raises big questions about what will happen next — for bitcoin and the country itself.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Electric car sales may start spiking in 2024 as more models compete with the likes of Tesla. But big challenges — from tech to infrastructure — remain.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

After a record high in 2017 and subsequent crash, bitcoin has seen a resurgence. Bigger investors have helped drive the price higher with comparisons being made between bitcoin and gold. But what lies ahead for the cryptocurrency?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

China, the United States and the European Union all want to rein in Big Tech to one degree or another, each for its own reasons.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Nearly 50 years after the debut of the first games console, the industry has changed dramatically. Microsoft, Sony and Nintendo are battling it out for supremacy, with all 3 making forays into subscription models and cloud gaming.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Beijing has blocked a lot of foreign content within Chinese cyberspace for years. But tensions between the U.S. and China now threaten to split the internet into separate technological systems — one Chinese, and one Western. The ramifications could shape the future of politics around the world.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The U.S.-China tech war has made Beijing realize it needs a strong chip industry. But catching the United States will be a stiff challenge. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Raghuram Rajan, former India central banker and ex-IMF chief economist, explains to "Beyond the Valley" what central bank digital currencies could look like — and what they would mean for commerce.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Caught between the tech giants of the United States and China, an initiative from Germany and France hopes to keep European data under European control. Enter Gaia X.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Beijing is gearing up to launch an ambitious 15-year blueprint called "China Standards 2035." Its aim: to influence global standards which underpin many key technologies. But is it all just hype? Or can they achieve their goal?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The world is trying to figure out a tax system fit for the 21st century. But debate over a digital tax has caused political clashes between Europe and the United States.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

China's biggest technology firms have doubled down on health tech including AI, potentially opening lucrative new streams of revenue.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Companies from SpaceX to OneWeb are looking to send thousands of satellites into space. The aim is to bring internet to the remotest parts of the world. But there could be problems.  See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Chinese-owned app TikTok has become one of the biggest social media platforms in the world. But now it's facing scrutiny from U.S. lawmakers.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Technology is being perfected in China that uses cameras, software and artificial intelligence to identify individuals as they go about their daily lives. And now other countries are trying it out.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Beyond the Valley looks at how Huawei has navigated a trade war, a tech blacklist, and other global turbulence — and where it may be headed next.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Beyond the Valley explores Facebook's “Libra” and other global efforts to make cryptocurrencies a part of daily life.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

An unlikely regulatory body sits firmly on the front line of data protection and privacy, and it wields a very "big stick" over Silicon Valley and beyond.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Smartphone makers have a problem. A lot of people see no reason to upgrade. Manufacturers are trying hard to give them one.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The network of the future will manage super-complex tasks that have zero room for lag-time: Think remote surgery. Think driverless cars. That’s the promise of 5G infrastructure — and it’s why China and the U.S. want to control it.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

E-commerce has opened the whole world to sellers in Asia and Europe. But if they want to be big merchants, they have to contend with big tech.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Artificial intelligence is the most important tech frontier, and both the United States and China want to dominate it. We look at how the two countries compare now—and where the race is headed.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Eager investors put money into an initial coin offering, or ICO, led by a figure by the name of Marco Fike. Everything seemed to check out at first. But then they discovered that Marco Fike wasn’t real.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The top exec at Alibaba explains “Singles Day,” describes his relationship with Jack Ma, and talks about why cloud computing will be the “main business” for the e-commerce giant in the future.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Pro video gamers are making millions by age 30 in the booming world of ‘esports’See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

The “dark web” is huge and mysterious, but most people have never been there. Beyond the Valley explores it first-hand.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Well before the Cambridge Analytica scandal exploded, Paul-Olivier Dehaye wanted to know what Facebook knew about him. Even more than that, he wanted to know what Facebook was doing with that information. What he learned surprised him.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Health care poses global challenges. Can artificial intelligence and cloud computing help overcome them?See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Cyberattacks are on the rise. And more and more, artificial intelligence is helping both the attackers and the people combating them.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Ever wonder what cryptocurrencies are? Do you want to understand how they work? CNBC's Arjun Kharpal and Saheli Roy Choudhury explain bitcoin, digital currencies and blockchain technology.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.