In another blog, I could tag a post with arbitrary words and not have to do
anything else for the software to recognize it as a tag. In Ikiwiki if you
-want to tag something \[[tag foo]] you also have to go to tags/ and create
+want to tag something \[[!tag foo]] you also have to go to tags/ and create
foo.mkdn (even if it's zero-length), because "tags are links", and links
don't actually *link* if they have no destination. This allows for
customization of how you present different tag feeds, but this (to me) is