Sign up is open for Unconferenz 2012. You can check out the details at http://unconferenz2012.eventbrite.com/
We are also crowdsourcing our topics for this year's Unconferenz on Uservoice. You can add topics of interest and vote for the ones that are already posted: http://unconferenz2012.uservoice.com/
You can find general information and sponsorship options here: http://unconferenz.com
Thanks and hope to see you all there.
We look forward to Unconferenz! We started posting topic ideas on Uservoice.