 individual employers don't like to give up any bit of power that right now they have sort of almost dictatorial authority to say we're going to do x y and z at this moment and when if you have workers that unionize they have ability to negotiate and push back a little bit and that leads to something that companies don't want to do there's this famous statement by the former head of walmart who says like we like driving the bus and we don't want to give up the steering wheel