OpenAI files for IPO; UK commits £1.1bn to AI hardware

OpenAI's Wall Street bid, a UK hardware plan, EU Act adjustments, UN warnings on AI's water use, and a bipartisan push for public AI ownership.

• OpenAI files for IPO, joining Anthropic on the Wall Street runway
• UK launches £1.1 billion AI hardware plan anchored by a national supercomputer
• EU adjusts AI Act timetable — transparency and sandbox rules deferred
• UN warns AI could consume as much water as 1.3 billion people annually by 2030
• Trump and Sanders converge on public ownership stake in AI companies
• Meta launches $115 million free workforce academy for AI infrastructure jobs