Given that Sprint and Palm are no stranger to Best Buy shelves, it was only natural that the Pre would be headed that way, and it looks like a sure thing now that a bright yellow Pre banner landed on Best Buy's website. Oddly, the banner only seems to show its face under specific searches for "pre" or "palm pre," and isn't linked to any further info -- like a super-convenient launch date and price or anything special like that. What it does suggest is that Palm may or may not be gearing up to