Can someone make a disappearing highlighter for first pass reads? Like, one that...idk, evaporates after an hour, but can be rendered permanent with a second pass fixing hightlighter? This is not a billion dollar idea, but you would certainly take my money.
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I may do some dumb shit if I can find invisible ink that you need special glasses to see because this would be useful for me, who ends up turning interesting reads into a monochromatic coloring book.
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Replying to @csageland
My eyes are shit so I have to make it darker than erases sometimes. But this is kinda like that (apocryphal) jokes about nasa spending millions on a space pen when the reassigns used a pencil 
7:22 AM - 14 May 2019
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