>One drive is an insanely poorly implemented solution to a problem nobody really had.
I highly doubt that the need to steal as much data and media from people to train AI was a problem nobody really had.
I'd guess it is more about making companies paying more and higher subs than training data.
You are conflating private OneDrive with enterprise Office 365 Sharepoint based solution.
Also that came out 10-13 years ago... way before AI. Why are people on this site such midwits?