Scott Alexander maintains a list of significant mistakes in his blog posts, providing corrections and updates in reverse chronological order. Longer summary

Scott Alexander maintains a list of significant mistakes he has made in his blog posts, providing corrections and updates. He acknowledges errors in data interpretation, misunderstandings of studies, incorrect predictions, and instances where he changed his mind based on new evidence or reader feedback. The list is presented in reverse chronological order and covers a wide range of topics including medicine, economics, psychology, and social issues. Shorter summary

A fictional G.K. Chesterton essay defends AI risk concerns against criticisms, arguing that seemingly fantastical ideas often become reality and that contemplating the infinite leads to practical progress. Longer summary

Scott Alexander presents a fictional essay in the style of G.K. Chesterton, responding to criticisms of AI risk concerns. The essay argues that dismissing AI risk as fantastical is shortsighted, drawing parallels to historical skepticism of now-realized technological advancements. It refutes arguments that AI risk believers neglect real-world problems, citing examples of their charitable work. The piece emphasizes the importance of contemplating the infinite for driving progress and solving practical problems, suggesting that AI, like other seemingly fantastical ideas, may well become reality. Shorter summary