Graffiti that reads, " Death to Uber" as taxi vehicles block Porte Maillot, west Paris, on June 26, 2015, as drivers react furiously at what they see as unfair competition from Uber, which puts customers in touch with private drivers at prices lower than those of traditional taxis. French President Francois Hollande condemned violent protests against ride-booking app Uber after taxi drivers set fire to vehicles and blocked highways but he said the service should be taken off the road. AFP PHOTO / KENZO TRIBOUILLARD (Photo credit should read KENZO TRIBOUILLARD/AFP/Getty Images)
