That tells you that the "cost" of taking an Uber isn't primarily monetary. It's a big hassle to leave your car at the bar, take an Uber, wake up, get another Ub

That tells you that the "cost" of taking an Uber isn't primarily monetary. It's a big hassle to leave your car at the bar, take an Uber, wake up, get another Uber, go get your car, then drive your car back home. People are weighing that hassle against the odds anything bad will happen on their trip home and deciding it's worth it.