Wifi: what will it look like in the future?

Analía Llorente BBC News World

Photo credit, Getty Images

image caption,

The Wifi logo appears on a dark surface.

Excuse me, can you give me the wifi password?

If you have never asked this question or you have never been asked, you are literally logged out. But just in case, let’s start at the beginning.

Wi-Fi, WiFi or simply wifi appeared on the market in 1997.

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