(It's almost like you should all just listen to @eanakashima on this topic, )
The failures which are less visible, but no less devastating, are the people you didn't hire for stupid reasons who could have *killed it*.
Use the 3mo review to manage underperformers out gently, w/ severance.
It's true that if you open the door wider and give more folks a shot, you MAY need to manage more out,
It's not fair to call it "lowering the bar" when you already have no confidence in the bar. Maybe the bar is a bad bar.
Result: ¯\_(ツ)_/¯!
This shit is ripe for a revolution.