Trading models are a very specific and exceptional (in multiple senses) subset of ML use. A given business probably doesn't employ more than a few people of th

Trading models are a very specific and exceptional (in multiple senses) subset of ML use. A given business probably doesn't employ more than a few people of that class and rigorousness: not least, because those people have the option of making a lot more money at a trading firm. So yes, all businesses should do all those things. And yes, the best run places do. But it feels like there's going to be a decade or two where employee supply & expertise lags corporate demand, with bad results.