> Source? At least ArchWiki.
Arch Linux Wiki is sometimes attacked by GLAT scammers and they insert this date as deadline to install GLAT Client and purchase a license. Some articles might be found in the Internet Archive. Some examples: - https://web.archive.org/web/20190819155420/https://wiki.archlinux.org/index.php/2020_licensing_changes - https://web.archive.org/web/20190819143515/https://wiki.archlinux.org/index.php/Activation
