Fooled by Fluency
The Wall Street Journal spent fourteen years testing stock pickers against darts, and more than two decades of fund scoreboards show nearly nine in ten large-cap funds trailing the plain index over fifteen years. The same belief is reassembling around AI: predictive language models read as insight engines, and for most uses there is no scoreboard. Same error, new tape. Here is the test that would settle it, and the reason its result will not.