Bitcoin and other altcoins like Avalanche, Dogecoin, and IOTA dropped on Thursday, erasing some of the gains made after the Fed decision. Bitcoin ( BTC ) dropped to $84,000 from this week’s high of $87,500. Ethereum ( ETH ) fell to $1,965, while Dogecoin ( DOGE ), IOTA ( IOTA ), and JasmyCoin ( JASM...