When Should Health Systems Invest in New Tech?

In my long tenure as CIO at a large academic health system, I was often accosted by senior members of the medical, nursing, or administrative staff, just back from a meeting: "I saw a demo of this next-generation electronic-health-records system. It saves lives, reduces costs, improves the patient experience, and mows lawns! We need to implement it here! Or a board member would weigh in: "We need to be aggressively pursuing artificial intelligence! AI will be incredibly disruptive, possibly replacing most of our physicians.