Hey folks. In the spirit of keeping up with youth and contemporary culture, here's some recent articles published in popular sources that address social networking sites geared to 13-29 year-olds (YouTube, MySpace, and Facebook if you've been living under a rock...).
New York Magazine http://nymag.com/news/features/27341/ . It's connected to this blog post: http://www.psfk.com/2007/02/red_coat_black_.html
There was also the December issue of Wired Mag., with three articles on youtube
and myspace http://www.wired.com/wired/archive/14.12/
There is another post about teens’; (pre-teens?) internet usage, not http://www.readwriteweb.com/archives/pre-teens_and_the_web.php