Especially on the elevation view would be neat to see it color coded by which parts are which road.
Might help incentivize premium upgrades too because there's a benefit to putting waypoints at actual meaningful locations instead of playing "how can I maximize the route control with 8 points." Or heck that's enough of a cosmetic thing that you could just make the color editing part of the premium plans.
A minor bug report - the verification email said the link was good for 24 hours but when I tried to click it yesterday evening it was already dead.