4 ms·

I meant why was it ever like that?

• kragen 5y ago
  Its author, Hixie, was only one of the people who decided on web standards, and he didn't win every argument, so some of the behavior that eventually got standardized wasn't the behavior Hixie thought was best at the time he wrote Acid3. He did win most of the arguments by virtue of writing the HTML5 spec, but without the buy-in of browser implementors HTML5 would have been irrelevant. Also sometimes he was wrong about things.