Made me think!
Big Data Is Just a Big Scam
https://www.pcmag.com/article2/0,2817,2455435,00.asp
This all harkens back to a comment made by a former CEO of American Express, who told an audience that if the company wanted to (and this applies to all credit card companies) it could use your personal buying habits and tendencies to put together a complete dossier and definitely tell if you are having an affair or not. Big data!