I'd have thought it would result in a fractional but statistically significant drop in use in the short term. At Uber scale, that's probably not pocket money, and probably does involve someone in analytics having a very awkward conversation with Kalanick.

Touch icon layouts aren't designed to encourage you to read the text below before selecting an app. If the big "U" isn't there but the big "lyft" still is, they've probably just lost a ride.