May 16, 2017 ☼ link

In Fluid Responsive Typography With CSS Poly Fluid Sizing — Smashing Magazine

In this article, we are going to take it to another level. We are going to examine how to create scalable, fluid typography across multiple breakpoints and predefined font sizes using well-supported browser features and some basic algebra.

This looks like an interesting technique. Will have to try this next time I tweak some a theme.