Electronic health care records are not high quality data. They are qualitative, often discretized, and also distorted by fiscal shenanigans.

The best “EHR” data we have—quantitative and minimally biased—-are from large genetically diverse animal cohorts like the BXD mouse family.

I think the marketing got ahead of the tech. I would classify that as a business failure.

Watson failed because it's marketing pretending to be a technology.