A $31 million heist of Tether, the company behind a cryptocurrency pegged to the US dollar, sends Bitcoin and Ethereum falling against the dollar. In a release, Tether, which created a cryptocurrency called USDT, said the currency was "improperly removed," and they will not redeem any of the stolen tokens. One of the major flaws of cryptocurrency is its system of digital wallets and the possibility of them being hacked or experiencing, a virtual bank robbery.
