Joking aside, it could be useful to implement ghosts [1]. You'd have to have non-random (fixed seed) tracks for this, though.

[1] https://en.wikipedia.org/wiki/Ghost_%28video_gaming%29

It's in the long list of awesome features :D it actually wouldn't be too hard. I suspect the hardest part would be making the après-ski experience realistic ;)

+1 !! Honestly, this could be really cool!