It's worse than that. The current system was tested on 30 people with 50% base rate of lying. Even if they bring it up to 85% accuracy with 50% base rate, by t

It's worse than that. The current system was tested on 30 people with 50% base rate of lying. Even if they bring it up to 85% accuracy with 50% base rate, by the time you are dealing with base rates that are more realistic, you're going to run into way more problems than just 1 out of every 7 people.