Ouch. We're guessing this is one that the suits at Best Buy would like to have back. A leaked company memo detailing how the retailer will handle Windows 7 upgrades has accidentally given the world a tasty tidbit to opine upon. The note starts off as such:"Microsoft is launching Windows 7 in mid-October 2009. This new operating system isn't just a "Vista that works" program - it's a new operating system with improved productivity, functionality and creativity that uses less computer resources." Never mind the fact that we never knew an OS could posses "improved productivity" -- how about admitting...