As a singular instance, sure. But if people become inspired to organize to continue these actions across multiple industries, then we begin to destabilize the system.

He struck a blow, and showed people it is possible to fight back. That's a win in my book, regardless of the price he had to pay to achieve it.

I wonder if these kind of things become common enough would insurance companies start charging business higher premiums based on average employees wages because a poor employee is more liable to snap and burn the place down.

This is how you fight the ruling class without guns though.

I mean they can put him in prison, but maybe there are hundreds who'll take his place...

Yeah, that's how it's set up.