Meta’s smart glasses are the latest in a line of products to raise eyebrows over privacy. That’s not stopping other companies from creating similar devices.

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Giant Chain Whip vs Bulletproof Glass in which Derek Herron, Brett Stanford, Scott Gaunson and Rexy the stunt dinosaur use a giant supersonic chain whip and a square metre of five-layer bulletproof glass to create an unexpectedly beautiful abstract art piece (How Ridiculous, YouTube, 22m52s). Come for the slo-mo, stay for the exploding ballistic gel heads.

The screens of foldable phones are a triumph of materials science and microengineering.

© David Paul Morris/Bloomberg, via Getty Images

The screens of foldable phones are a triumph of materials science and microengineering.

© David Paul Morris/Bloomberg, via Getty Images