It was a networking opportunity, but he also encouraged people to bring peanut butter or tuna for Second Harvest.
It was a great idea and seemed very received.
Here are couple of his twitters on the event
http://twitpic.com/10rl4 - We collected 56lbs of peanut butter and tuna at this morning's #geekbreakfast. about 4 hours ago from TwitPic
#geekbreakfast in Knoxville was a big hit with about 30 peeps in attendance. Photos/video later today. about 4 hours ago from TinyTwitter
And there's a slide show. See larger version of photo above.