It's a reaction against the "home ownership is doable and always a better idea than renting" sentiment that the previous generations knew to be true. The answer

It's a reaction against the "home ownership is doable and always a better idea than renting" sentiment that the previous generations knew to be true. The answer is probably a bit more nuanced in that sometimes ownership is great and sometimes it's a terrible idea, but I think it's just a case of the pendulum swinging the other way.