Two ways to fail: the weathervane that turns with every gust, and the bunker that never turns. Five moves from Darwin, Popper, Tetlock, Munger, and Feynman for being a compass instead.

Expert endoscopists' unaided detection rate fell from 28.4 to 22.4 percent after a few months beside an AI. Here is one reading of why, and what it does and does not prove.

A figure invented by a French occultist as a symbol of synthesis, weaponized for satanic panic, then flattened into shorthand for edginess. The actual story is more interesting than any of those uses.