

In theory, that’s what the control questions are for. You start with questions where the examiner knows the subject isn’t lying, to establish a baseline, and lies are only determined by identifying deviations from that.
Still a debunked technology, at the end of the day. There"s too many assumptions still baked into tbe premise, and too many inaccuracies in the tech.
Every situtation is different, but in general, It’s the same as the “innocent until proven guilty” concept: I’d rather give money to someone whose being dishonest than not give it to someone who really needs it. Cause I appreciate how close ANY of us are to homelessness and destitution in this world. My own generosity is my own generosity, not determined by the honesty, or lack thereof, of others.