Video Description

Deep dive on how to craft font fallbacks to reduce layout shifts using a combination of size-adjust and (ascent|descent|line-gap)-override CSS "font descriptors". Be prepared to geek out on more font facts than you thought you needed or asked for. After the talk you may experience side effects possibly including an elevated desire to stare at serifs and shapes of the letter "a". https://highperformancewebfonts.com/ Stoyan Stefanov Stoyan is a web performance consultant at Etsy (formerly at Facebook, WebPageTest and Yahoo!). He has a storied history as an author ("JavaScript Patterns", "React: Up and Running"), open-source contributor, and custodian of the Planet Performance calendar. https://www.phpied.com/ https://indieweb.social/@stoyan https://bsky.app/profile/stoyan.org https://www.linkedin.com/in/stoyanstefanov/