Elon does this because being able to order all those people around makes him feel special and important, not because it actually works.

Study after study proves that productivity drops off rapidly when people are tired and stressed - which should be common sense, but apparently it's too common for some of our notables to understand.

So instead of actual work output you get productivity theatre. Everything is dramatic and shouting happens, but - for example - Tesla still doesn't have anything resembling FSD while more modest companies are much further along.

It's juvenile machismo, not adult management.