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Bitcoin (BTC) mining remains heavily concentrated in the United States, China and Russia — three countries that together account for an estimated 68% of the network's total hashpower — raising questions about the practical limits of decentralization in a system built to resist geographic control. BT

Riot Platforms transferred 500 Bitcoin (BTC) worth $34.13 million from its treasury wallet on Apr. 2, marking the latest in a series of outflows from the U.S.-based mining company as it expands into artificial intelligence and high-performance computing. Riot's $34M Bitcoin Transfer On-chain trackin

Republican senators Bill Cassidy and Cynthia Lummis introduced legislation on Monday that would ban U.S. crypto mining operations from using hardware linked to China and other foreign adversaries, while also writing President Donald Trump's Strategic Bitcoin (BTC) Reserve into federal law. Cassidy-L

A U.S. federal judge has certified a securities-fraud class action against Nvidia and its CEO Jensen Huang, allowing a broad group of shareholders to proceed with claims that the chipmaker concealed how much of its GPU revenue during 2017–2018 came from cryptocurrency miners rather than gamers. Nvid

The Bitcoin (BTC) network has crossed the 20 million coin threshold — meaning 95.2% of the cryptocurrency's hard-capped 21 million supply is now in circulation, with the final 1 million coins set to trickle out over the next 114 years due to the protocol's built-in halving mechanism. What Happened: