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Given the popularity of QR codes now, I wonder if it makes sense for it to just be supported directly in HTML as a type of element.

<qrcode>Some content!</qrcode>

With necessary browser/device level support to automatically do this HDR thing.

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...while other devices could simply crank up the brightness of the whole display. I personally wouldn't mind, as long as the QR code is then readable (or rather, scannable) outside in the sunshine. I have a public transport app that does this when you show your ticket to be scanned.

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