Anecdotally: it was a big effect. Rigorously: no way to tell now, the time has passed. Likely: you're right. But what little staff is there from pre-covid say

Anecdotally: it was a big effect. Rigorously: no way to tell now, the time has passed. Likely: you're right. But what little staff is there from pre-covid says that they have helped a lot too. Reality: here's $500/wk and my kid, in return I get really sick for a year no matter what.