[aero142]

I read this as, everything the leaving employee was complaining about and said they wanted finally happened, but they still chose to leave. I'm not sure which is right.

[corobo]

The phrase too little too late comes to mind

As the current top comment says: if they knew about it weeks in advance, why was it only after resignation was handed in they thought "oh wait I could try salvaging this"

People don't quit jobs, they quit managers

[lmilcin]

I read this in context of another sentence:

"And for those that care, a burst of contributions.