Yeah I don't wanna add more complexity to the bread and butter movement so it may well end up on the cutting room floor but I'll try it and see how it feels.
Checkpoints are all polygon triggers so yeah it's possible to set your checkpoint in uninted ways, that's something I'll need to polish up in the fabled ~ new levels ~
and yeah pit skip is an insane difficulty spike over the rest of the speedrun, 300 downloads and only one person has got it and that was a close friend who's had the game for a while now