His apprehension, he said, was heightened during the morning commute, when the packed subway car in which he was riding was halted for an hour while authorities investigated a suspicious bag.
Uber has bowed to regulators in Asia once again after the U.S. ride-sharing giant halted its service in Macau, the gambling mecca that is a special administrative region of China.
On Wednesday, ride operators at Disney California Adventure Park halted a roller coaster midway through a ride after a guest attempted to take a picture using a selfie stick at the ride's apex.
The officers stop people they think might be carrying guns; they stop and question people who merely enter the public housing project buildings without a key; they ask for identification from, and run warrant checks on, young people halted for riding bicycles on the sidewalk.
At other times, though, officers have escorted the ride through red lights and halted traffic to allow the procession to pass.
The decision by authorities in California to halt ride-hailing company Uber from operating a fleet of self-driving cars on the streets of San Francisco is a welcome move.
Chariot, the commuter shuttle service that had to halt rides in San Francisco last week, is resuming operations this afternoon.
Back in October, Chariot was forced to temporarily halt rides in San Francisco after the company failed to pass an inspection by the California Public Utilities Commission.
The rickshaw stopped and started, swerved, sped up, and abruptly halted, like a bumper-car ride.
