Answer found! In a different matter (* <https://github.com/Jermolene/TiddlyWiki5/issues/1621#issuecomment-88100963>) Jeremy showed how the tags:
$:/tags/AboveStory and $:/tags/BelowStory can add stuff above and below the story river.... and I just realized this solves the issue in this thread! Case closed! <:-) -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/tiddlywiki. For more options, visit https://groups.google.com/d/optout.

