Eh, what about insurance companies? They "subsidize" those who have emergencies, using money from people who aren't having emergencies. The innovation there com

Eh, what about insurance companies? They "subsidize" those who have emergencies, using money from people who aren't having emergencies. The innovation there comes from evening out the cost of emergencies over time -- always pay a (relatively) flat fee. If Uber's incentives for drivers result in a better experience for riders (shorter rides), isn't that a good thing?