To Understand Recursion, First Understand Recursion

The perfect book index doesn't exi— wait, it does! Looking up "recursion" sends you to page 269, which sends you back to "recursion." That's not a bug, it's a feature! Whoever designed this index deserves both a promotion and therapy. It's like the dictionary definition of "recursion" should just say "see recursion" but this mad genius actually implemented it in a programming book. Chef's kiss for meta humor that makes CS professors silently nod in approval while the rest of humanity remains confused.