Under isn't doing it for niceness, but to entice drivers into system ensuring the customers quick service, and driver's a minimum lucrative compensation during

Under isn't doing it for niceness, but to entice drivers into system ensuring the customers quick service, and driver's a minimum lucrative compensation during the time they are building customer base. It is same as first ride free, to attract people into system. Once you have critical mass of driver's and customers, they'll optimize for profit.