Because tipping taxi drivers is expected and tipping Uber drivers is not. I've taken both NYC taxis and Uber many times and always tip in a taxi and never in U

Because tipping taxi drivers is expected and tipping Uber drivers is not. I've taken both NYC taxis and Uber many times and always tip in a taxi and never in Uber. > Does Uber have some kind of policy on tipping? Yes. Uber does not encourage tipping and cash payments aren't allowed.