Last week Seth Goldstein's company Social Media put on a social media bootcamp for marketers and he asked John Borthwick and I to start the day off with a panel discussion around social media.
The next layer on the stack… from Social Media on Vimeo.
I read this weekend that there are over 11,000 registered third party apps built on top of Twitter. I suspect that there are a similar number (or more) for Facebook. As the primary social media channels (including blogs and blog comments) become fully open platforms, I believe we are going to see a host of interesting (and valuable) services get built. It's already happening.