> Things like being able to recognize someone in cardiac arrest, or who is at risk for a stroke. Can those things actually be done with a vanishingly low false

> Things like being able to recognize someone in cardiac arrest, or who is at risk for a stroke. Can those things actually be done with a vanishingly low false-positive rate? If I'm walking down the sidewalk and a camera sees me suddenly grimace because a rock got into my shoe, I don't want paramedics rushing to the scene to offer me assistance for a heart attack.