There seems to be significant opportunity to zig as others zag. Imagine the Intel letter saying "we are going to take advantage of the current hiring environment to scoop up talent, and push forward on initiatives."
Prior to this, they could just get low interest loans to do whatever financial engineering they wanted to demonstrate growth and get their bag. That is over, now the only way to get the bag is firing people.
So, it's not just that they're all in a capitalist polycule, but is is that they all just live in the same bubble of irrational short term reasoning.