That was my first thought, too! The article actually links to a polyfill which uses a subset font. Here’s the subsetting script it uses: https://github.com/talk

That was my first thought, too! The article actually links to a polyfill which uses a subset font. Here’s the subsetting script it uses: https://github.com/talkjs/country-flag-emoji-polyfill/blob/master/build/make-font.sh https://github.com/talkjs/country-flag-emoji-polyfill/blob/m... Looks like the flags-only font is just 77 kb!