A phone that expands in the palm of your hand. What a time to be alive

Phone makers have been hyping up the prospect of foldable phones for years now, but so far very few of them have actually launched working products. All we really have are Samsung’s Galaxy Fold devices, and to a lesser extent the Huawei Mate X.
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https://www.tomsguide.com/news/forget-galaxy-z-fold-2-oppo-just-revealed-a-wild-rollable-phone