I come from a core engineering background. In my experience, ML especially DNN these days is a way for people to avoid doing critical thinking. The improvement

I come from a core engineering background. In my experience, ML especially DNN these days is a way for people to avoid doing critical thinking. The improvement even if it works is extremely marginal making the ROI useless. Further unlike social media, a failure of ML model will result in a loss of limb or life. Unfortunately most decision making C-suites are not engineers who fall for the marketing hype and burn through time and capital without tangible outcomes.