In the business of revolutionizing the act of hailing a taxi, there's room for different ideas --especially if it gives riders more freedom than competitors like Uber and Lyft.
Sidecar was one of the first startups out of the gate in the world of ridesharing, but it never really managed to carve out a niche. It had a unique system for picking up riders, but overall offered a similar experience as its competitors--and most riders would just as soon grab a ride from Lyft and its pink fuzzy car-staches or Uber, which is probably the most well-known of the services.