Here's a browser extension for this
https://addons.mozilla.org/en-US/firefox/addon/gumroad-remove-tracking/
https://github.com/Saberpeep/Gumroad-Remove-Tracking
https://addons.mozilla.org/en-US/firefox/addon/gumroad-remove-tracking/
https://github.com/Saberpeep/Gumroad-Remove-Tracking
Comments
I use "neat URL", but I don't think it'd work for this in particular. Great for copy/pasting and sharing URLs out of the navbar though.