LinkedIn started training its AI, as well as Microsoft's, with user data, without explicit consent from users. (Photo Illustration by Budrul Chukrut/SOPA Images/LightRocket via Getty Images) ...

Just two months ago, data on 500 million LinkedIn users was scraped and posted online. Now someone's selling a database with information on 700 million.

Microsoft said on Wednesday it is "slowing or pausing" some of its data center projects, describing the move as a show of flexibility as the artificial intelligence (AI) industry evolves.