I believe they will choose most of spammers. Since here is open scam accusation, I think any reputed user will apply there. Perhaps their signature will end up like Yobit. They should resolve that accusation and hire a well reputed managers. However, I am little bit late on this thread, so I will take a look all of reply here before make any judgment.
The reward is very huge and very tempting and you can really earn a lot if you completed that 50 posts, they did not specify the number of people they are going to accept, so there is a possibility that they can accept as many people that they want and would like to apply.