Brad Feld

Brad Feld had a great post today... Useful stuff, if you've been running a blog, and want to take stock of all the areas you can gather stats in.
I've been intrigued by the fact that at this point, more people have opt'd to receive updates via email, than by RSS reader. I'll be curious to see when those two lines cross.

If you've been curious about social networking, there's what looks to be a good intro from CMO magazine.