Phil Wilson at the Minnov8 blog provided a nice post-mortem on last Saturday. He even includes some post-event interviews with eventgoers.
Check out: Was UnSummit Perfect?

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If you’re interested, below is the comment I left on Phil’s post:
Thanks for the post and the video compilation, Phil! And thanks as well to all of you who have offered [...]

Phil Wilson, who led up the very well received Social Media Reality Check session at Unsummit08, has posted a great review of the event on the Minnov8 blog.
UnSummit ‘08…More Than a Summit Alternative