Roughly 10 years ago, it was the blog bluerobot.com that first used the term Flash Of Unstyled Content (FOUC). This described the appearance of a website before the loading of an external stylesheet. Now that we’ve overcome most of the common causes for the FOUC a much bigger threat has dawned on the horizon. Enter the FOSC →
Introducing the Flash Of Styled Content, describing the appearance of a website before getting a WSOD when a malfunctioning script is fired.