Billionaires certainly despise unions, profiting by exploiting working people is fundamental to their business models. So Republicans of course loathe unions and thus degradation and control of public education, public school teachers has been a running long term goal.

Charter factories Schools are the foot in the door for free marketeers. Why respect teachers, hire more staff and better fund schools, create communities, when you can cut costs, treat kids and education itself as products, and send those savings into the pockets of just a few people.