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This was in news in the second week of July 2015 as Microsoft announced plans to introduce this technology in India to provide last mile connectivity and give a boost to the Digital India initiative. According to Microsoft, this technology can provide free Wi-Fi connectivity to the roughly one-billion Indians who don't have any net access.

What’s the name of this technology which comes from the fact that it uses the unused spectrum in frequencies?

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In Jan 2017, Finland became the first country in Europe to officially experiment with this socio-economic concept. Similar experiments are scheduled for many Dutch cities and the Canadian city of Ontario in 2017. In the case of Finland, the figure is 560 Euros a month. What concept?

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