They do that much because they are the incumbent. So they make that kind of money despite how shitty they are. Technology/engineering/Moore's law can paper ove

They do that much because they are the incumbent. So they make that kind of money despite how shitty they are. Technology/engineering/Moore's law can paper over a lot of dumb institutional inefficiency. Also, just to be clear. It's very hard to do much better, big groups are hard to keep nimble, honest, agile, etc.