Yes, education is important, and this would spare every single school the intense battle vs parents to do the right thing.

You can use FolderSync to sync your .md dir to nextcloud. It suited me well because I use foldersync for other purposes, too

foo=ding
foobar=dong

echo \$foobar

Brackets make it explicit what you’re trying to do. Do you want “dingbar” or do you want “dong”? I forget what the actual behavior is if you don’t use brackets here, because I always use brackets for this reason now