load-web-fonts-performance.md
- https://www.freecodecamp.org/news/web-fonts-in-2018-f191a48367e8/
- https://ashton.codes/preload-google-fonts-using-resource-hints/
- https://www.smashingmagazine.com/2019/06/optimizing-google-fonts-performance/
- https://googlefonts.3perf.com/
- Deprecated, to use font-display in Google Fonts natively, just append &display=swap (or another value) to the end of your Google Fonts url: https://fonts.googleapis.com/css?family=Fira+Mono|Montserrat&display=swap
- https://addyosmani.com/blog/google-fonts-font-display/ 