Windows 2000 has been around for quite some time now. Windows Me, albeit it´s not available to public just yet, is beginning to make its way as the next mainstream OS. Yet, as you get accustomed to the new features that these new operating systems offer, maybe you should question your "comfort" level. After all, Microsoft has a brand new OS already lined up. Code named Whistler, this new OS will bring the best of operating worlds to any PC.