It will definitely not be the same deck as FOSS4G because this conference is targeted at a “search” crowd and thus I don’t need to educate people about search first. I’ll definitely pass on my deck to you when it’s ready; you might have to remind me though.
In January I’ll be adding a spatial heat-map capability to Lucene-spatial with tie-in on the Solr layer. It’s gonna be awesome — I’m very excited about it! In the mean time, not much new as I’ve got to get the damned book done, and clear out various obligations.