最新报道:Brazil is considering a 17.5% tax on income from foreign crypto exchanges, sparking debate among lawmakers and industry players. Meanwhile, Argentina's investigation into Libra's operations revealed a $500,000 transfer, raising concerns over regulatory compliance. Both countries face challenges in balancing crypto innovation with financial oversight, as global scrutiny of digital asset regulations intensifies. The proposed Brazilian tax could impact local investors and exchanges, while Argentina's probe highlights the need for clearer crypto frameworks in emerging markets.