Gox , the largest exchange service converting dollars to bitcoins, failed in spectacular fashion when hackers allegedly stole bitcoins valued at hundreds of millions of dollars. Still others have voiced more systemic concerns over the decentralized cryptocurrency’s potential to destabilize or undermine the authority or control of central banks. Those fees generate a lot of revenue and a lot of jobs across the global banking industry. Cryptocurrency The Future Of Cryptocurrency. Why Control Matters. As an example, Fortune found that bitcoins were seized from a marijuana dealer in Texas in , but there is no record of their sale. Compare Investment Accounts.