News for hackers. Stuff that matters.
Re:Mathematicians Are Hoarding a Type of Japanese Chalk by quasiresearcher on Monday June 15, 2015 @11:19PM (#9723609)
I remember a discussion about this on MathOverlow http://mathoverflow.net/questions/26267/where-to-buy-premium...
Re:Mathematicians Are Hoarding a Type of Japanese Chalk by monochromatic on Tuesday June 16, 2015 @12:32AM (#9723839)
I remember that being linked from this article.