It's been a long, long time since Microsoft Research first released its findings on Virtual WiFi, or VWiFi, technology that would allow a single wireless network adapter to act like two, two, two NICs in one. Now that innovation finally ready for the big show: inclusion in Windows 7 -- or at least some flavors of it. The tech lets one piece of WiFi hardware be represented in Windows as two separate adapters, meaning you can connect to two hotspots simultaneously if you like, or turn your virtual device into an access point that others can connect to. Apparently th