Long time and big name game theorist calls it quits in this video
Here's an article about it. He had put in 13 years to theorizing. His wife and he knew it would be coming. Tom Scott finished his last regular video, and it felt like the right time.
Another article. The late nights and constant work was grinding on him. He wants to play games and not look at Loooorrreee
Fans say goodbye to him. The different channels will be taken over by others, while Mat oversees.
At least Tom Scott told us he was stopping weekly uploads six months before he did.
It's true. He knew when his last video would play and planned for that. I don't know if MatPat actually knew when until it kicked in.