It's hard to believe that 802.11 WiFi has only had three major revisions since it was started up 15 years ago. The IEEE must be equally surprised, as it's introducing a new 802.11-2012 standard that unites 10 technologies from various amended WiFi versions under one big tent. Among the picks are new support for 3.65 and 3.7GHz bands, to avoid clashing with 2.4GHz or 5GHz networks, as well as better support for direct linking, faster cellular hand-offs, in-car networks, roaming and mesh networking. You can pay $5 to have a peek at the 2012 WiFi spec today, although we'd brace