I pasted a join link to my project in GMail and sent it.
The shebang part of the URL is mangled by GMail to:
<a href="https://glitch.com/edit/#%21/join/12345-6789" target="_blank" data-saferedirecturl="https://www.google.com/url?hl=en&q=https://glitch.com/edit/%23%2521/join/12345-6789&source=gmail&ust=.....&usg=....">https://glitch.com/edit/#!/<wbr>join/12345-6789</a>
(Note that the
! is turned into
When the recipient gets this link, Glitch gets confused and redirects me to https://glitch.com/edit/21/join/12345-6789 which is
Page Not Found ## Maybe a typo? Or perhaps it’s moved?
(They can copy-paste the
A element’s text into their address bar and it works fine, of course. It’s just clicking the link or right-click+Copy Address that are broken in GMail.)