"The theft-prevention system installed in Seattle rental cars by a car-sharing company was designed to prevent cars being towed away by thieves. It disabled the cars remotely if they were detected to be moving with the engine off. Renters taking the boat ferry found themselves unable to restart their cars when the ferry docked. An anti-theft system in a car caused major delays to a regional ferry system" https://www.ft.com/content/178ab808-21ff-4ac2-a81f-f831326c22d4