https://courses.pzhou.org/ 2026-04-17T12:38:30+00:00 https://courses.pzhou.org/ https://courses.pzhou.org/lib/tpl/dokuwiki/images/favicon.ico text/html 2026-02-21T14:41:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://courses.pzhou.org/doku.php?id=general:spatialchat&rev=1771684873&do=diff Courtesy on SpatialChat Although I feel this is really unnecessary, but just as a reminder: * If possible, please turn on your webcam and voice when you enter spatial chat. * When you enter a group, please say hi to other group members, and introduce yourself if there are some members.