It’s hard to overstate the role that Wi-Fi plays in virtually every facet of life. The organization that shepherds the wireless protocol says that more than 48 billion Wi-Fi-enabled devices have shipped since it debuted in the late 1990s. One estimate pegs the number of individual users at 6 billion, roughly 70 percent of the world’s population.
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In an analysis by energy consultancy Wood Mackenzie, researchers noted that the nearest historical analogue would be the 1970s, when an oil supply crisis sparked downturns in several countries around the world. Unlike that period, however, the world is now much less reliant on oil, the analysts noted. To create a similar scale of global economic crisis, they wrote, oil prices would need to reach around $200 a barrel.
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Lili BusbyBBC News NI