Sporadic round-up of social media

In part so I'll remember where I am...

Livejournal: http://catherineldf.livejournal.com/
MySpace: http://www.myspace.com/clundoff
Facebook: http://www.facebook.com/home.php?#!/profile.php?id=627233038
Twitter: http://twitter.com/clundoff
Red Room: http://www.redroom.com/author/catherine-lundoff
She Writes: http://www.shewrites.com/profile/CatherineLundoff
Goodreads: http://www.goodreads.com/author/show/670244.Catherine_Lundoff

I think that's all. Anything else I should be on in the way of good networking sites? I use Linkedin as well, but mostly for my day job stuff.