What incentive other than your reputation is even available to ensure it's not just filled with junk science? We've seen in journals on social sciences, for ex

What incentive other than your reputation is even available to ensure it's not just filled with junk science? We've seen in journals on social sciences, for example, that peer reviewers can be fooled relatively easily. By setting up the incentives like this, won't this just become a bastion of crackpots and frauds?