Why? Uber is still free to let them choose if they choose so.
>Going forward people who want to drive for Uber will have to interview like any other job
Why? Uber would be free to hire without interview.
>this will bring a big improvement in quality of life
That's the point.
>The rest will be out of a job
It was deemed that this kind of a job is not worth having people in, often being below minimum wage and with no protection. In a bit of hyperbole, abolition took jobs from slaves as well.