>when you hire thousands of people a year, a higher false-positive rate is a big deal. My friend's employer is currently hiring thousands of people a year with

>when you hire thousands of people a year, a higher false-positive rate is a big deal. My friend's employer is currently hiring thousands of people a year with a single interview lasting 1-2 hours without problems. Some highly technical and some manual laborers. Then do this by putting new employees on a probationary period for the first six months. Many of their employees are union, and it still works out, the unions agree to this arrangement.