Fed eleva juros novamente, NCI corrige levemente e Mastercard lança serviço de verificação em cripto

Bancos regionais nos EUA continuam enfrentando dificuldades https://www.ft.com/content/7a5c5956-6e93-4554-9699-0e8a5dd8e547 Taxas do Bitcoin disparam em meio à euforia BRC-20 https://www.coindesk.com/tech/2023/05/08/block-demand-leads-to-fee-spike-as-bitcoin-based-memecoins-flourish/  Mastercard estabelece parceria com Polygon, Solana e Avalanche https://www.theblock.co/post/228809/mastercard-crypto-credential-standards  Coinbase inaugura exchange offshore de derivativos de cripto https://www.coindesk.com/business/2023/05/02/coinbase-opens-offshore-crypto-derivatives-exchange/ Biden propõe imposto de 30% sobre a mineração de criptoativos https://news.yahoo.com/biden-proposes-30-climate-change-tax-on-cryptocurrency-mining-120033242.html