Kind of. He is the highest earner on Steem and the vast majority of his rewards come from his self votes and the votes of a whale that dedicates all of his voting power to haejin. Many see this situation as indicating at best a lack of true assessment and at worst a case of voting abuse as outlined in the Steem whitepaper. The two of them have pulled more than $492,318.47 USD from the rewards pool since they teamed up on 12/9/2017.