This thread is for the discussion of Less Wrong topics that have not appeared in recent posts. Feel free to rid yourself of cached thoughts by doing so in Old Church Slavonic. If a discussion gets unwieldy, celebrate by turning it into a top-level post.
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Force anyone to express several controversial opinions per day for several decades and you'll be able to cherry pick a list of seven hilariously wrong examples.
Well, can you find something they were right about? (I haven't looked.)