You know what’s disgusting? Dirty touchscreens — like those of smartphones and tablets, which are routinely subjected to filthy fingers from sources like bathrooms and other infectious environmental surfaces. Using disinfectant wipes every day can be a yucky chore and not enough people really stick to such a routine. A new patent from Microsoft, in which UV light is used to disinfect touchscreens automatically, holds out hope for making the world a more sanitary place. A blog post about the patent quotes the filing and cites what we already know. Surfaces of these touch-based screens are riddled with finger prints and other interaction remnants carrying potential disease causing…
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