 Comments from the JPMorgan CEO on CNBC:US economy is strongest in the world todayIf you have the strongest economy, youre going to have the strongest currencyIm worried about what the strong dollar will do to the emerging world A mild to a hard recession could hit next yearCrypto is a complete sideshow, tokens are like pet rocks and you guys spend way too much time on it.On a recession, he said he wont make any kind of firm predi... 