No! I am not trying to count the reasons. Dear reader, if you came here to find the answer to that, I'm sorry.I'm in the same boat as you are. I just do not understand why? It has no separate DB access layer; it supports only the php & MySQL combination; that too, limited versions (the latest stable version of Joomla doesn't support MySQL 5.x). It is not SEO (Search Engine Optimized; as it's otherwise known to normal people), although some may argue that's not true, but it's not easy at all....
Confession: Despite saying on this blog that watching LOST is a waste of time, (hey I never said I didn't like it ) I have to admit spending my weekend watching the entire 1st season on DVD was the only high point of my extremely mundane fortnight. Mark my words when I say - like most exciting things, when LOST is gonna end it will be quite dissapointin'. Although the 3rd season is yet to arrive on Indian TV, I did see the Sri Lanka orientation video thanks to YouTube, that was pretty awesome...