[Tagging] Feature Proposal - RFC - highway=scramble

[Peter Elderson]

Mvg Peter Elderson

> Op 20 sep. 2022 om 13:49 heeft martianfreeloader <martianfreeloader at posteo.net> het volgende geschreven:
> 
> This would mean that there is a new primary tag `highway=scramble` which makes some currently existing primary tags obsolete:
> 1) `highway=via_ferrata` gets replaced by `highway=scramble + scramble=via_ferrata`
> 2) `climbing=route` gets replaced by `highway=scramble + scramble=climbing`
> 3) Paths on the difficult end of `highway=path + sac_scale=*` get replaced by `highway=scramble + scramble=alpine_hiking + sac_scale=*` (exact difficulty threshold to be discussed, see below).

1. From previous discussion I got the impression that actual climbing and via ferrata are different from scrambling, i.e. not a type of scramble. 
2. sac_scale grading indicates the experience level and equipment needed. It seems odd to cut out some grades and tag them differently.