+>> I tried the plugin: it works, and it works well. It's also fairly trivial to
+>> install the upstream showdown library, which is not shipped with the plugin
+>> (which alleviates all possible copyright problems). You can take test the
+>> plugin at <http://testwiki.anarc.at/>
+>>
+>> There are only two issues I could find during testing:
+>>
+>> 1. two previews are showed (the showdown one and the regular ikiwiki one),
+>> which can be confusing, but is still necessary because the showdown one
+>> doesn't parse ikiwiki directives.
+>> 2. the wiki needs to be rebuilt when the plugin is activated, which is not
+>> done by default
+>>