Jul 28, 2026 – 5.00amItook a risk, packing my Vernier calipers for my trip halfway around the world, to London, to write this preview of Samsung’s new top-tier folding phone, the Galaxy Z Fold8 Ultra.Twice, the airport security staff manning the X-ray machines tried to confiscate the calipers, and twice it took the intervention of the X-ray operator’s supervisor to let the calipers through. I don’t blame them. Through an X-ray machine, Vernier calipers look like a tiny, double-headed axe. I would have confiscated them, too.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? John DavidsonColumnistJohn Davidson is an award-winning columnist, reviewer, and senior writer based in Sydney and in the Digital Life Laboratories, from where he writes about personal technology.Fetching latest articles
Samsung is going all-in on folding phones – but it will cost you
The South Korean company claims its most expensive model is also its thinnest. Our calipers beg to differ.
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