And the problem with non-proof of brain mining, it cost people VP to counter them.

Agreed, @enforcer48. Although the downvote flag is a great idea for questionsble content it is not the answer to fight against counterfeit steem. It should be a given that all steem is created by Proof of Brain and then the fellow brains can figure out its approproateness or not.

Some form of CAPCHA is required embedded ftom the blockchain, using things like the checksum of the post and the block. Leaving the details to the devs, yet if etherium can handle smart contracts a CAPCHA does not seem like a lot to ask.