In this July 9, 2019, file photo a Lyft ride-share car waits at a stoplight in Sacramento, Calif. A battle between the powerhouses of the so-called gig economy and big labor could become the most expensive ballot measure on Nov. 3, 2020, in California history. Voters are being asked to decide via Proposition 22 whether to create an exemption to a new state law aimed at providing wage and benefit protections to Uber, Lyft and other app-based drivers. AP Photo/Rich Pedroncelli