Like the iPad launch guide before it, Best Buy's iPhone 4 launch plan has just made its wily way into our collective lap, replete with loads of details on how your favorite blue-shirted electronics salespersons are going to be spending their Thursday morning. While we've yet to see any hot scoops inside its two dozen pages (aside from some confusing, contradictory gibberish about whether Best Buy will have iPhones at launch at all) we have learned that stores will open up