Oracle could face $7bn collateral bill for Wisconsin data centre Oracle could be required to post up to $7bn in collateral for its planned Wisconsin data centre, according to a Financial Times analysis, as rising power costs and mounting debt compound the challenges facing the tech giant's artificial intelligence ambitions. Oracle could face $7bn collateral bill for Wisconsin data centre Source: Financial Times Technology https://www.ft.com/technology Increased power costs add to challenges facing tech giant’s AI ambition amid high spending and mounting debt Get AI news in your inbox Daily digest of what matters in AI.