I'd say a configurable user page as discussed on here:
FS#2151. These two issues overlap, not sure if it's enough to mark it as duplicate?
As an update to the original post (because it's so long ago and the link to the darcs repo is gone by now), the line he was talking about can be found here:
https://github.com/splitbrain/dokuwiki/blob/master/inc/template.php#L806