As regular readers are aware, some of the comment threads to my posts go on and on, with later comments having little or no connection to the original post. This is a common feature of internet discussion boards. Some recent examples are the one in which I referred to speculations that dinosaurs may have used fire. That generated 386 comments, most of them dealing with creationism and evolution and nothing to do with dinosaurs. A post on free will generated 105 comments. Even more surprising was the response to a posting of a New Yorker cartoon that has 102 comments. A mere cartoon!
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