Links
[1] https://ifross.org/?q=en/vim-license
[2] https://ifross.org/?q=en/user/login&destination=comment/reply/524%23comment-form
[3] https://ifross.org/?q=en/category/lizenzordnung/open-source-lizenzen/ii-lizenzen-strengem-copyleft-effekt/b-sonstige-lizenzen
[4] https://ifross.org/?q=en/category/tags/vim-license