This is the kind of Javascript work I love. All too often we see terrible, overly-engineered Javascript monstrosities that actively make the web worse for every

This is the kind of Javascript work I love. All too often we see terrible, overly-engineered Javascript monstrosities that actively make the web worse for everyone, and that can make some of us anti-JS zealots. But JS can improve users' experiences as well, and the folks at Wikipedia are good at it.