In a statement, Uber said, “This program denies ride requests to users who are violating our terms of service — whether that’s people aiming to physically
harm drivers, competitors looking to disrupt our operations, or opponents who collude with officials on secret ‘stings’ meant to entrap drivers.”
Dylan Rivera, a spokesman for the Portland Bureau of Transportation, said in a statement: “We’re very concerned to hear
that this practice continued at least into 2015 and affected other cities.
Greyball was part of a broader program called VTOS, short for “violation of terms of service,” which
Uber created to root out people it thought were using or targeting its service improperly.
And two weeks after Uber began dispatching drivers in Portland, the company reached
an agreement with local officials that made UberX legally available in the city.
How Uber Used Secret Greyball Tool to Deceive Authorities Worldwide -
By MIKE ISAACMARCH 3, 2017
Mike Isaac speaks on CNBC about Uber’s tool, "Greyball."