It appears to be tied to X rides, so if Select drivers have X/Pool turned off, they won't get Comfort requests. Select is still a separate option.
My city doesn't have it yet, but they are talking about it in several city forums. It's considered to be in beta right now and they are paying drivers extra, at least in some cities. The notification that drivers got said that the extra payment is subject to change once the testing is finished. See the screenshot on the first post here:
My city doesn't have it yet, but they are talking about it in several city forums. It's considered to be in beta right now and they are paying drivers extra, at least in some cities. The notification that drivers got said that the extra payment is subject to change once the testing is finished. See the screenshot on the first post here: