Seems like managers do things that are not justifiable and get away with it, whereas brunt work is done by engineers. Managers can't be trusted then, because t

Seems like managers do things that are not justifiable and get away with it, whereas brunt work is done by engineers. Managers can't be trusted then, because they can get away with it ? So who is to decide if the consequence to let someone go, block raise/bonus is not because of the need of the company but because of the greed of managers ?