"Hows your day?" "Accidentally spent 10min using a Sharpie on my dry-erase." "Hope it was good work!" "Doodled a Sierpiński gasket. Poorly."
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Trick I learned in grad. school: draw on top of permanent ink with dry erase marker. It will then erase from a whiteboard with relative ease
Thanks. Twitter will use this to make your timeline better. UndoUndo
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