[kortilla]

The issue with the strategy wasn’t leaving for a better job, that’s fine. It’s quitting on the spot without notice.

[b_t_s]

If you've got a reasonable rainy day fund and are already in or willing to move to a tech hub it's probably pretty low risk.

[walshemj]

You just quote "total break down in trust" caused by manager in the very polite letter you send.

[HarryHirsch]

Why would anyone say anything that incriminating? The reason your manager is incompetent is because his managers like him as such, else they wouldn't have promoted him.