+>>>> It turns out that with `autoindex_commit => 0`, the failure mode is
+>>>> different. The transient map is created when you attach the
+>>>> attachment. When you save the page, it's written into the srcdir,
+>>>> the map is deleted from the transientdir, and the ctime/mtime
+>>>> in the indexdb are those of the file in the srcdir, but for some
+>>>> reason the HTML output isn't re-generated (despite a refresh
+>>>> happening). --[[smcv]]