The U.S. central bank slashed the interest rate 0.25% on Wednesday, a widely expected move that left crypto markets largely unimpressed, although prices subsequently tumbled when Federal Reserve Chair Jerome Powell said that a December rate cut was "not a foregone conclusion." Bitcoin was trading at about $110,700, down 1.3% over the past hour. The largest cryptocurrency by market capitalization has sagged more than 10% after dropping below $105,000 earlier this month. Ethereum, the second-largest digital a ...