Hi Huy, I depend on inactive timestamps in headlines, because they are useful when the entries are folded. I sort by time, which eliminates the need for date trees.
But the problem of grabbing a time from the headline is solvable: (setq org-agenda-search-headline-for-time nil) Samuel -- The Kafka Pandemic: http://thekafkapandemic.blogspot.com The disease DOES progress. MANY people have died from it. ANYBODY can get it. There is no hope without action.