Ah, thanks! I hadn't been thinking of it as a transclusion, which is why I didn't get anywhere while looking for an alternate way to access a data field.
Though in hindsight, the fact that it used the same wikitext as transclusion *probably* should have been a hint... (Note: I can see the green-mark-as-resolved-check-button on posts in *some* threads, but for some reason never on posts in threads I started) -- 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 tiddlywiki+unsubscr...@googlegroups.com. To post to this group, send email to tiddlywiki@googlegroups.com. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/56a8b232-6468-45b5-a8f3-e582f2ebf329%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.