I think the copyright is out of date for versions 2.24 and 2.25 GNU LilyPond 2.24.3 (running Guile 2.2)
Copyright (c) 1996--2023 by Han-Wen Nienhuys <han...@xs4all.nl> Jan Nieuwenhuizen <jann...@gnu.org> and others. GNU LilyPond 2.25.13 (running Guile 3.0) Copyright (c) 1996--2023 by Han-Wen Nienhuys <han...@xs4all.nl> Jan Nieuwenhuizen <jann...@gnu.org> and others.
