The shapes can't be copyrighted, apparently, but the bits that make up the digit...

teddyh · 2024-09-30T07:37:14 1727681834

Bitmap fonts are not covered by copyright: <https://cdn.loc.gov/copyright/history/mls/ML-393.pdf>, <https://cdn.loc.gov/copyright/history/mls/ML-443.pdf>

It is vector fonts, which can contain copyrightable code, which can be copyrighted.

akx · 2024-09-30T12:37:40 1727699860

So it would seem. Thanks for digging those up.

With vector fonts containing copyrightable code, are you referring to e.g. TrueType hinting, or OpenType shaping (or very avant-gardely, WASM shaping)? I should hope the glyph-drawing instructions don't fall under this definition of code, because that'd maybe mean SVG `path`s are copyrightable...

teddyh · 2024-09-30T17:56:12 1727718972

> With vector fonts containing copyrightable code, are you referring to

What specifics you can get is all described in ML-443.