> Generally, people who get PIP'd don't get severance, even if fired.

Not quite true at Amazon, the most infamous PIP user. You get put on "Focus". If you fail that, you are offered severance or to go on a PIP. True, once you're on the PIP, you're not going to get a severance offer. (This is all according to https://newsletter.pragmaticengineer.com/p/amazon, which is excerpted by the author here https://twitter.com/GergelyOrosz/status/1537810787473006593.)