This post discusses the nuances of finding errors in Donald Knuth's "The Art of Computer Programming" (TAOCP). It emphasizes that while finding true errors in the published algorithms is rare, one can discover infelicities and suggest improvements, which are often rewarded by Knuth. Exercises within the book are highlighted as more prone to errors. The post also touches upon Knuth's generosity with crediting contributors and mentions various trivia embedded within the text that may contain inaccuracies. The community's interaction with these findings, through personal anecdotes of receiving rewards, illustrates the engaging nature of this pursuit.