Nubia, of Red Magic fame, just teased an image of a phone charging on Weibo. In it, the device claims to be topping itself up at a ridiculous 80W speed. That's a pretty impressive number, and faster than anything else we've seen or heard of in a phone before, but it also raises some concerns. It claims to be doing this via USB PD, according to the image provided, but if it is, it's breaking the Power Delivery spec to do it.

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