I'm really not clear on why you're arguing against this. A proper data warehouse tackles the known unknowns, i.e. supervised learning. But you can glean new i

I'm really not clear on why you're arguing against this. A proper data warehouse tackles the known unknowns, i.e. supervised learning. But you can glean new insights using unsupervised learning, like the textbook example of Target knowing a woman is pregnant based on sales data. https://www.forbes.com/sites/kashmirhill/2012/02/16/how-target-figured-out-a-teen-girl-was-pregnant-before-her-father-did/?sh=1426a49c6668 https://www.forbes.com/sites/kashmirhill/2012/02/16/how-targ...