Powell sends warning on inflation and tariffs, crypto markets tank [https://www.thestreet.com/.image/t_share/MjE3Nzk3ODc4NTUzMjU3NTc0/gettyimages-2226866943.jpg] Powell sends warning on inflation and tariffs, crypto markets tank The total crypto market cap stood at $4.01 trillion as the Fed announced its decision. [https://www.thestreet.com/crypto/markets/crypto-markets-rally-after-feds-big-rate-announcement]