Re #4: really? How long do drivers with &lt;4 stars last on the platform? (If [1] is correct, they don&#x27;t last at all, because they get booted below 4.5).<p>All else equal (and many say all else isn&#x27;t equal here of course, though that argument cuts both ways), a system with SOME accountability is better than a system with none.<p>[1] <a href="http:&#x2F;&#x2F;uber-partners-static.s3.amazonaws.com&#x2F;chicago_uberx&#x2F;faq.html#3_2" rel="nofollow">http:&#x2F;&#x2F;uber-partners-static.s3.amazonaws.com&#x2F;chicago_uberx&#x2F;f...</a>