Those are both examples where you would heavily expect suspension of disbelief s...

MWil on July 7, 2013 | parent | context | favorite | on: Ask HN: How does one create a fake identity?

Those are both examples where you would heavily expect suspension of disbelief so I don't think they're analogous to the purpose the OP is asking about. You're not testing your skills against people, you're testing them for people.