Nope. They're neither filtering in good ones or filtering out bad ones. They're filtering for people who find a way to hit whatever arbitrary metric the Company

Nope. They're neither filtering in good ones or filtering out bad ones. They're filtering for people who find a way to hit whatever arbitrary metric the Company sets up as "success", and these people will have many more chances to practice this "skill" in subsequent self reviews and metrics hacking. They also end up running the Company and hiring more like themselves.