Bitcoin Mining on Petrobras’ Radar, Brazil Scrutinizes Worldcoin Operations
Petrobras, Brazil’s state-owned oil giant, is researching Bitcoin mining to reduce carbon emissions through innovative business models.
Meanwhile, Brazil’s data protection agency is investigating Sam Altman’s Worldcoin project over biometric data collection concerns. Additionally, Warren Buffett’s Berkshire Hathaway has increased its stake in Brazil’s Nubank to 0.4%, now holding 86 million shares worth $1.2 billion.
Nubank, a major digital bank, supports cryptocurrency through its Nubank Cripto platform, enabling transactions with Bitcoin, Ethereum, and Polygon.
Clever Robot News Desk 27th January 2025
