Bob -- Thanks for sharing this with the community. If you'd like, I can send you the code so you can replace the UStream player with a recorded version and IDF play list.
The question here by WM-Guru is a good one. I wonder if friends at SocialText and at research firm Forrester share some stories on how other companies are addressing security and privacy when implimenting social media into the workplace.
How is security and privacy managed with social media applications in the work place?