AI infrastructure spending commitments from hyperscalers and Nvidia soar to $640 billion, doubling year-over-year amid continued investor concerns about profitability.

Purchase obligations from hyperscalers and Nvidia have reached $640 billion, more than doubling in the past 12 months

Commitments have increased sixfold over the past five years, reflecting accelerating AI infrastructure investment

Despite massive spending on AI hardware and development, questions persist about whether the returns justify the enormous capital outlays

The trend mirrors earlier tech cycles where massive infrastructure investments preceded questions about sustainable business models