Publication December 11, Energy. The world woke up in early February to yet another case of a cryptocurrency exchange gone bust, as QuadrigaCX filed for creditor protection and users discovered that they were unable to access their funds on the exchange. Since digital currencies are only worth what people are willing to pay for them, their value has fluctuated wildly. The mystery of this new form of money is part of its allure. We use cookies to deliver our online services. However, there are some regulators that have recognized the potential and opportunities that cryptocurrencies and blockchain technology hold.