Buterin: Slowing AI data center expansion could bring more gains than losses

Ethereum co-founder Vitalik Buterin said slowing the massive expansion of AI data centers would likely deliver more benefits than costs, pushing back against the emotional backlash to new construction, Foresight News reported. His argument leans on continued algorithmic efficiency gains, suggesting compute needs may not scale as fast as builders assume. The comments land as Europe's Stop Dirty Data Centres coalition staged joint action on June 6-7 demanding an immediate halt to new large data centers over power and water use, environmental strain, and a lack of resident input, calling for construction to pause until residents decide which facilities are needed and under what conditions. The debate matters because data center buildout is a key driver of electricity demand and, by extension, power markets and grid investment. Watch whether European permitting slows, and whether efficiency improvements cited by Buterin temper compute demand forecasts.