Less Mystery, More Intrigue

If you reveal your secrets to the wind you should not blame the wind for revealing them to the trees. - Kahlil Gibran

Just got checked-in at the convention center. Checking my TechEdBloggers feed (good wireless here, so far), I see that Denise Smith has found some info on the mystery sessions. So, there's a little less mystery, more intrigue. What do all of these have in common? :)