Unfortunately, the trigger for the search is input focus leaving the title field, and I suspect that many people are madly typing away in the message box when the page updates to show search results between the title and message boxes.
I think all these replies are nicely summed up here (out of site link, click at your own risk, not an advert, warning, humor site further exploring might be NSFW)
The important thing to remember is that you are dealing with a person who has essentially placed a twig on their head and expects you to believe they are a tree.