There is a Core Data article available at ADC.
Cool stuff. I can't say more, but that'll change within the first half of 2005.
The Starbucks Delocator helps you to find a non-Starbucks coffee shop in any particular zip code.
Personally, I can't stand Starbucks coffee. Tastes like a really high quality version of Folgers -- a sort of premium cigar ash in caffeinated warm water. I don't really have anything against Starbucks, though.
In the Cupertino area, I really like Coffee Society.