You have received anecdotes, but not the underlying reason. With a taxi, if you complain about poor service, the driver will remain a taxi driver. Therefore d

You have received anecdotes, but not the underlying reason. With a taxi, if you complain about poor service, the driver will remain a taxi driver. Therefore drivers have little cause to care about customers that they will never see again. With an Uber driver, drivers that fail to get good reviews quickly stop being Uber drivers. The result is that Uber drivers are much better on average than taxi drivers.