I won’t list them all here, but backlight looks cool and lots of fun.
I am already using Networked Blogs, which is a social network and blog listing service. It also allows blogs to be pulled into facebook. I’ve had some problems with it truncating my posts from contentdivergent and dropping out embedded video, so I may need to look at my settings… or maybe not. It just may work that way…
RunMyErrand allows you to find folks who will… emmm… run your errands. LOL