This is the most thorough solution, but may be a burden to the candidate. It may be justified though. If you knew people were going to be honest with what they

This is the most thorough solution, but may be a burden to the candidate. It may be justified though. If you knew people were going to be honest with what they submitted as their own, I wonder if there's a market for online professional judgement of code quality from say a pool of 40 experts. I guess these experts have to be paid too.