I wasn't able to install using the curl command. Here's the transcript:
$ curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.35.2/install.sh | bash
% Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 13527 100 13527 0 0 13527 0 0:00:01 --:--:-- 0:00:01 48138 => Downloading nvm from git to '/cygdrive/c/MikesStuff/Pers/Dropbox/Personal/home/.nvm' => Cloning into '/cygdrive/c/MikesStuff/Pers/Dropbox/Personal/home/.nvm'... remote: Enumerating objects: 288, done. remote: Counting objects: 100% (288/288), done. remote: Compressing objects: 100% (258/258), done. Receiving objects: 87% (251/288)sed 95 (delta 18), pack-reused 0Receiving objects: 8 Receiving objects: 100% (288/288), 146.70 KiB | 2.72 MiB/s, done. Resolving deltas: 100% (35/35), done. error: invalid path 'test/fast/Aliases/"nvm alias" should not accept aliases with slashes' fatal: unable to checkout working tree warning: Clone succeeded, but checkout failed. You can inspect what was checked out with 'git status' and retry with 'git restore --source=HEAD :/'
Failed to clone nvm repo. Please report this!