Someone pointed out that it's really hard to erase white boards. While it's triv... | Hacker News

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		ryanobjc on June 16, 2015 \| parent \| context \| favorite \| on: Mathematicians Are Hoarding a Type of Japanese Cha... Someone pointed out that it's really hard to erase white boards. While it's trivial to erase a blackboard. Better for top secret stuff.

innguest on June 16, 2015 [–]

Point them to this helpful link. :)

http://rumkin.com/reference/whiteboard/index.php

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