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[–] 7 points 3 months ago (2 children)

That’s interesting. I had the exact opposite experience in the same timeframe. Those are X’s written really fast and the pen doesn’t leave the page. I’ve only ever seen those marks used to indicate incorrect answers.

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  • [–] 2 points 3 months ago (1 child)

    Now that I think about it, maybe the "correct" ones were rotated 90 degrees counter-clockwise, in which case I guess it might mean a quickly drawn V?

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