Filed under: Forecasts, Products and services, Launches, Consumer experience, Microsoft (MSFT), Best Buy (BBY)Are customers chomping at the bit to buy a retail version of the just-released Windows Vista computer operating system at major retailers like CompUSA, Circuit City Stores, Inc. (NYSE:CC), and Best Buy Co., Inc. (NYSE:BBY)? Hard to say at this point, since the launch only happened a few days ago. But, I don't see huge sales happening at retail (as usual). The biggest sales will be Microsoft Corporation's (NASDAQ:MSFT) OEM licenses to larger computer manufacturers.Already at the websites of Dell Inc. (NASDAQ:DELL) and Hewlett-Packard Company (NYSE:HPQ) , the only operating system (from a straightforward purchase) offered on a new PC is now Windows Vista -- Windows XP is gone.A trickle of early adopters -- as ...