You might want to ask whether users have installed any game associated with OpenFeint. Some examples are listed on their Wikipedia page: http://en.wikipedia.org/wiki/OpenFeint.
I've been fetching results from the openfeint api for a bunch of the UDID's. I'm not sure, but it may be significant that so many of the UDIDs get a result from the API. Shouldn't openfeint only know about the UDID if…
You might want to ask whether users have installed any game associated with OpenFeint. Some examples are listed on their Wikipedia page: http://en.wikipedia.org/wiki/OpenFeint.
I've been fetching results from the openfeint api for a bunch of the UDID's. I'm not sure, but it may be significant that so many of the UDIDs get a result from the API. Shouldn't openfeint only know about the UDID if…