[jacobolus]

You need a better chalkboard and/or better chalk.

Nice Japanese chalk on a piece of slate sanded to the appropriate roughness is silky smooth.

[bsder]

> Nice Japanese chalk

Is this still available? I heard the company went out of business.

[evanb]

They were closing due to the old age of the owner/operator, but he sold the method and apparatus to a company in South Korea who makes it in plentiful quantities now. Hagoromo.

[CapitalistCartr]

Quite seriously, if you know the right people, those who hoarded it, it's available. Or buy the Korean stuff; they still make it. Its become a weird business.