21 banks just put $270M behind their own stablecoin to take on $USDT in a ~$290B market — while $BTC slips 1% near $73,813. If banks ship by mid-2027, stablecoins go mainstream; if not, Tether keeps the crown. Who wins this race? #BanksBet$270MOnStablecoin #Stablecoins #BinanceSquare