Tag Archives: fout

Extreme Flash of Unstyled Text

Posted in Web Fonts, Web Performance and tagged , , , , on by Rick Viscomi.

Extreme Flash of Unstyled Text

A flash of unstyled text, commonly referred to as FOUT, is the undesirable phenomenon during custom web font loading when text in the default font is abruptly restyled to use the custom font.

While researching the effects of asynchronous web font loading techniques, I found an interesting variation on the problem; Chrome and Firefox momentarily hide the text before the custom font is applied. This is what I’m referring to as an extreme flash of unstyled text, or XFOUT, because everyone loves acronyms. Continue reading