© 2021 BBC. The BBC is not responsible for the content of external sites. Read about our approach to external linking. Become an FT subscriber to read: Bitcoin gyrates on fears of regulatory crackdown Expert insights, analysis and smart data help you cut through the noise to spot trends, risks and opportunities. Select Purchase a Trial subscription for $1 for 4 weeks You will be billed $68 per month after the trial ends For 4 weeks receive unlimited Premium digital access to the FT's trusted, award-winning business news Select Purchase a Digital subscription for $7.16 per week You will be billed $40 per month after the trial ends MyFT – track the topics most important to you FT Weekend – full access to the weekend content Mobile & Tablet Apps – download to read on the go Gift Article – share up to 10 articles a month with family, friends and colleagues Select Purchase a Print subscription for $5.75 per week You will be billed $50 per month after the trial ends Delivery to your home or office Monday to Saturday FT Weekend paper – a stimulating blend of news and lifestyle features ePaper access – the digital replica of the printed newspaper Get Started Purchase a Team or Enterprise subscription for per week You will be billed per month after the trial ends Premium Digital access, plus: Convenient access for groups of users Integration with third party platforms and CRM systems Usage based pricing and volume discounts for multiple users Subscription management tools and usage reporting SAML-based single sign-on (SSO) Dedicated account and customer success teams Premium Digital Premium Digital + Print Premium Digital + Weekend Print Weekend Print
In 2016, this became apparent with the DAO hack. One way to fix the problem was to implement what’s known as a “hard fork,” which would essentially update the Ethereum-based software to fix the technical gaffe that caused the hack to begin with. But DAO users had to agree to this change, and there were dissenters. Though the hard fork was approved, it created two active blockchains with two different sets of rules. Ultimately, this hack–coupled with the inability to deal with it–caused the DAO to end in 2016.

World's largest cryptocurrency Bitcoin was trading over 4% higher today. The price of Bitcoin rose 4.63% to $68,351 on Coinmarketcap. Market cap of the cryptocurrency reached $1,288.07 billion.
“This is a legitimate technology–it’s going to expand,” he says, “My longer-term view is nowhere near where some of [my current] views are.” It could even perhaps hit $10,000 again, he says. But that will probably take a few years. For now, we wait and see.