Samidip Basu gave a very informative presentation on OData as it applied to the Columbus M3 Conference that took place in November of 2011, and how he put together a Windows Phone app that consumed the Azure hosted data.
As it was at the December CONDG meeting two years ago, I won a totally crappy T-shirt, and gave it to a former co-worker. Which made the evening that much more successful.
BTW, Happy Birthday to the Petrified Forest National Park, established this day in 1962. The petrified logs and the Painted Desert are fantastic, I highly recommend a trip there.