Hi Surya Me again ;–)
When I use your first example in a new tiddler and set my "Buy christmas presents" task to yesterday then I get a red "late" mark over the stop watch. Is that not what you want? Late greetings Thomas -- 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 https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/dde5c552-3280-49e2-b81c-71014a50d39c%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

