San Francisco's complaint against Twitter says flashing 'X' sign put up without a permit https://ift.tt/MIr0sVY

New "Technology" post on CNN: San Francisco's complaint against Twitter says flashing 'X' sign put up without a permit https://ift.tt/MIr0sVY In a complaint, the city of San Francisco says they have visited Twitter headquarters twice since Friday regarding the new flashing "X" sign on top of the building.