The haunting specter of a system architect silencing a junior developer who just uttered the cursed phrase "We should rewrite it in JavaScript."
Every engineering team has witnessed this ancient ritual: the bright-eyed junior suggesting a complete rewrite in the framework-of-the-month while the architect, who's survived 17 rewrites and still has nightmares about the last one, performs the sacred gesture of "please stop talking before I have to explain why we're not rebuilding our entire infrastructure because you watched a cool YouTube video."