@Edent There has been an effort to backup G+: https://wiki.archiveteam.org/index.php/Google%2B and >1.5PB was saved in Web Archive, but I don't see the post itself in there prior to 2020, so you may be out of luck: https://web.archive.org/web/20200101000000*/plus.google.com/111993737823468994589/posts/ZSKhVeBzpY8