By Daniel Kline A beloved chain has a solution for its busiest location, and it’s surprisingly simple. In New York and a handful of other densely populated cities, you can sit in a Starbucks (SBUX) – Get Starbucks Corporation Report, look out the window and see another Starbucks. That’s a bizarre sight, but it makes sense in an area where the occupants of a single office building might keep a cafe busy all day. Starbucks — more than any other chain — has embraced the idea that one of the solutions to busy stores is to simply open more stores. The coffee company has done that in big cities, a…