Triggered by this week’s sell-offs, Jim Cramer expressed his concerns that Tether, as “the Achilles heel” of cryptocurrency, brings further risk exposure to markets.“Tether, which is the giant stablecoin, could be basically the Achilles heel of the entire Bitcoin operation, which is very worrisome because we don’t know what they own,” he told The Street.This comes as Circle’s … [Read more...] about Jim Cramer calls Tether (USDT) the ‘Achilles heel’ of crypto while USDC gets auditor greenlight