pipx install -e glasgow/software[builtin-toolchain]
ERROR: Package 'glasgow' requires a different Python: 3.8.5 not in '!=3.10.0,!=3.10.1,!=3.10.2,~=3.9'
Cannot determine package name from spec 'C:\\Users\\mikek\\AppData\\Local\\GIT\\glasgow\\software[builtin-toolchain]'. Check package spec for errors.

ah, so It could be that my python is too old!