I notice that the updated list-links-draggable macro shows a blank entry in the case where the tiddler referred to has a caption field but the field is empty.
title: test text: <$macrocall $name=list-links-draggable tiddler=<<currentTiddler>> field="flow-list">> flow-list: this that the other title: that caption: Displays: ============ * this * <-- entry for that is blank * the * other -- 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 view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/94259f06-7d66-40ed-a9fe-439e16ad341bn%40googlegroups.com.

