 On August 1 2016, the ballot measure lost in a 2-1 vote during a Budget and Finance Committee hearing, with both District 2 and District 4 Supervisors Mark Farrell and Katy Tang voting to table it.In 2017, District 7 Supervisor Norman Yee proposed legislation to prohibit autonomous delivery devices on San Francisco sidewalks, citing concerns around pedestrian safety.sf.citi pushed back against the proposed ordinance, advocating for a compromise between the San Francisco Board of Supervisors and the tech companies that would be affected by the ban.