You remember that dizzying “snow” or static that took over your TV whenever your broadcast was interrupted? If you can remember back before the days of digital television, you should be able to picture it. That’s called white space, and it is now being harnessed as a way to send wi-fi signals into rural areas.

Researchers who are exploring the possibility of using white space being used as a rural broadband network did their first trial run of the technology this week. And the first thing they did? Send out a tweet.
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