While I always enjoy attending conferences, these two seemed to be extra engaging in that the attendees I talked with all brought a great deal of encouragement and excitement to continue to share what they know and learn.
I was also able to spend more time with a few of the folks I have met from the jQuery team and really see the vision of where some of the projects are headed. From this, I have even started to spend some time trying to triage and/or fix issues on the jQuery Mobile project.
In any case, here are the slides and video for my presentations about building $.Widgets for both UI and Mobile.