Do you mean the same code that has its own Wikipedia page where the exact code is written, comments included, and has probably been copy pasted into 100’s of other projects?
https://archive.softwareheritage.org/browse/content/sha1_git...
Do you see that notice at the top of the file? It says:
==
This file is part of Quake III Arena source code.
Quake III Arena source code is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
===
but because it's been laundered by Microsoft, you think it's okay to steal free software and make it proprietary?
> Copilot has a tendency to regurgitate [code] verbatim, without said license.
and I think that is a pretty good example.