ICANN is hosting it's 29th meeting this week in San Juan. It is a well attended meeting, and there are many interesting and informative sessions. Presently, I am listening to a number of presentations regarding the potenital development of top level domains related to geography of cities. Discussions are about the potential of having .berlin, .nyc, .paris, etc.
You can check in on the meeting by having a visit to this webpage: http://sanjuan2007.icann.org/