Climate change: You've got cheap data, how about cheap power too?

"You're probably reading this on your phone. If not, take it out your pocket and look at it.

It's a smartphone, isn't it? Think how often you use it and all the useful things it helps you do. Now, think back. How long since you bought your first smartphone?

It will be about 10 years, most likely a bit less. Not long. Yet they are now ubiquitous: virtually everyone, everywhere has one and uses it for hours every day.

It shows how quickly new technology can take off. The original iPhone was only introduced in 2007 and - bizarre as it now seems - it wasn't regarded as revolutionary back then.

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Photo by Oleg Magni on Unsplash