“Noise in the sense of a large number of small events is often a causal factor much more powerful than a small number of large events can be. Noise makes trading in financial markets possible, and thus allows us to observe prices for financial assets… We are forced to act…

Neither natural nor intelligent ‘Artificial intelligence’ (AI) is such a large, dynamic, and vaguely defined field that much of what can be said about it is both true and false, or no longer true or possibly not yet true.