A lot of online dating services are struggling with this very issue. It's very difficult to weigh all the different elements that are going to make two people happy together, but synthetic validity should do a better job than what's currently available.

We've all seen people get hired into the wrong jobs, but this system would almost eliminate that possibility and instead identify the best candidates available in any given applicant pool. You could call it the Rambo factor; you get one Rambo and you can wipe out several platoons quite easily.