Ratings Now Cut Both Ways, So Don’t Sass Your Uber Driver - NYTimes.com

Reciprocal reputation management

"Customer reviews are a new form of credit report, one that measures comportment instead of finances. Although such ratings have been tried before — eBay was a pioneer — the practice has taken off with the rise of the so-called on-demand economy.
Strangers may be eager to drive you places or rent you their house for the weekend, but they require some level of confidence. So companies from Airbnb to the new taxi services use reviews to weed out those they do not wish to serve."

Ratings Now Cut Both Ways, So Don’t Sass Your Uber Driver - NYTimes.com