IBM's Q2 miss and 25% stock drop reveal enterprises shifting AI spend from software to hardware, with ripple effects for crypto mining and tech markets.

CEO Arvind Krishna writes letter to investors to explain "performance shortfall"

IBM's Q2 miss wasn't weak AI demand. It was budget rotation to hardware. Here's what the shift from software to infrastructure spend means for CIOs

IBM shares tumbled sharply in premarket trade after the company flagged weaker-than-expected second-quarter results, missing both profit and revenue estimates. Management…