Comment on Why Apple Didn't Use Sapphire for iPhone ScreensparentComments−mhandley11yThat follow-up video is here: https://www.youtube.com/watch?v=b7ANcWQEUI8 Pretty interesting (and painful) watching the effects of sandpaper on screens.
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That follow-up video is here: https://www.youtube.com/watch?v=b7ANcWQEUI8 Pretty interesting (and painful) watching the effects of sandpaper on screens.