There are many characters that Windows won't allow in a path, like
I would like to expand upon that list. I want to further restrict what characters can be used on a file-server to avoid humans making strange paths that certain applications can't handle.
Sure, we tell people not to use certain characters because it breaks XYZ but as the company grows user training becomes more difficult for such an obscure thing. It would be much nicer to just not allow it on the file-server.