Kev lag luam peev ntawm cryptocurrencies tau poob ntau dua 50% rau ib ncig ntawm $ 1.4 trillion raws li Tsoom Fwv Teb Chaws Reserve (Fed) tau nce cov paj laum los ntawm 50 lub hauv paus ntsiab lus ua rau muaj kev ntshai ntawm kev muag khoom ntawm inv ...