The Americas | Pix a winnerPix has spiced up Brazil’s fusty banking sector, but it gives the central bank a worrying amount of power Apr 3rd 2025|São PauloIn november 2020 the Central Bank of Brazil (BCB) launched Pix, a digital payment system, into the teeth of the covid-19 pandemic. Avoiding physical contact at a time when that was much desired, instantaneous, free and easy-to-use, Pix took off. Users need the recipient’s national ID number, phone number or a QR code to move money. By 2024 (se...