Comment by llm_nerd

As a bit more on this, until this piece I was oblivious to this COLRv1 thing, which is adding more of SVG-style functionality to already vector font standards.

https://nabla.typearture.com/

https://developer.chrome.com/blog/colrv1-fonts

My natural cynicism is to ask "should a font really do this?" But I guess it's pretty neat.