e. When researching this post, I discovered that Bongard problems were first popularized by a brief discussion in GEB—which I had entirely forgotten.2 It turns out that Hofstadter’s analysis develops some of the same themes as “How To Think”; I return to them in this post.3
Summary: To decide whether to visit a page, people take into account how much relevant information they are likely to find on that page relative to the effort involved in extracting that info.