TechWeb.com reports that Motorola is tapping into both the Wi-Fi market and the market for public safety networks by bringing to market the first 2.4GHz/4.9GHz dual-band Wi-Fi card. The card will allow municipal employees, first responders, emergency personnel, etc., to tap into both the licensed public safety networks–which use the 4.9GHz frequency, as well as the unlicensed 2.4GHz frequency. The 4.9GHz band was assigned to public safety use in 2003, and government organizations as well as sponsored private organizations can use the band. The card allows users to tap into existing networks, as well as create ad hoc networks–something that would be incredibly useful in an emergency situation…