Why is the availability of new airwaves such a big deal? Repurposing the old TV broadcast signals uses a wavelength that penetrates buildings and valleys better than current cell phone frequencies.
F.C.C. Likely to Open New Airwaves to Wireless
Allowing anyone to use "white spaces" in the spectrum would open the door to supercharged Wi-Fi networks.
http://nyti.ms/9Az0wH
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