Tom talks about “Things Rules Do.”
Things Rules Do is twenty minutes that looks at games of all forms, and the rules and systems that make their skeleton. It’s about the weird things that rules can do, beyond “tell you how to play”, such as inspire mastery, encourage deviance, and tell stories.
Flickr Places. This is what George announced at dConstruct. It's enthralling: interestingness mashed up with geotagging.