(1) Because most of the things are coordinated by the people who make them.
(2) You have to do some work if you'd like Mods people create. Everybody likes something different and you are free to make your own, especially with the great tools people in the community have made.
Edit: And it was on Page 2.
http://www.ootpdevelopments.com/boar...d.php?t=282088