Truck drivers in California protested the mobile cab app launch , tying up traffic . Martha Pease says Uber , valued at $ 18 billion , has to live up to consumer expectations . She says the company needs to provide more transparency on passenger ratings . Warning : Uber should explain to consumers why disruption in their business is good for all .
Cab drivers in London protested the mobile cab app Uber , tying up traffic . Martha Pease says Uber , valued at $ 18 billion , has to live up to consumer expectations . She says the company needs to provide more transparency on passenger ratings . Pease : Uber should explain to consumers why disruption in taxi business is good for all .