is not even what I set out to do, I just thought it would be nice to have a newer fennel-mode, then to have my emacs managed by nix, which necessitated rearranging my nixos config, which ...

Technically I suppose upgrading my window manager was not even on the dependency path, I'll be fine running the old one a while yet

but it probably is about time I switched this box 21.05 -> 21.11

@dan Considering there are no security updates for nixos 21.05 anymore... yes.