I think the problem is evaluation. They can't tell who the good juniors are with respect to the new skills that they are looking for, so they go for experience instead. It doesn't seem sustainable though for obvious reasons.

> AI is the biggest threat in over a generation to seniors who aren’t investing in keeping up. Managers without an instinct for AI are an endangered species as well.

New tech has always been the biggest threat to seniors who aren't investing in keeping up.