Filed under: Portable AudioJust days after a clever Zune owner figured out a way around the "three-play rule," another has found a method for restoring auto-playlist functionality -- sort of, anyway. As you know, this feature vanished with the introduction of Zune software v2.0, but apparently, getting some semblance of it back doesn't take a whole lot of effort. All you have to do is create an auto-playlist in Windows Media Player, save said playlist as an M3U file and watch your Zune handle the rest. Head on over to the read link for all the details, but don't uncross your fingers for Microsoft to bring the