The HN post[1] eight months ago about the Scale acquisition is full of comments questioning Zuck's choice to have Wang lead their AI division. I guess HN was right this time.

1. https://news.ycombinator.com/item?id=44268197

Reporting at the time said Wang was far from Zuck’s top choice. Murati and Ilya (among others) were all asked first and said no.