Summary: Crypto exchange Coinbase reinstated USDC/USD conversions on Monday after turbulence over the weekend. Circle previously halted stablecoin minting after troubles in the U.S. banking system involving major banks like Silicon Valley Bank and Signature. President Joe Biden said that the banking system is safe but executives at SVB and Signature must be fired. Major crypto exchange Coinbase restarted conversions for the USDC/USD...