With DPoS you are king if wealthy as you can vote yourself into office and perform a profitable task that has a much higher net profit margin than mining.  Essentially, with DPoS early and large stakeholders are setting themselves up to dominate not only control of the vast majority of wealth in the money supply but the voting process. With bitcoin you can own a lot of coins but if you also wanted to control a percentage of the voting process you have to give up some of your wealth to innovating ASIC technology and paying for power. So with PoW it is difficult to maintain control of both as you have to pay the salaries of pools, asic manufacturers, solar/microhydro/ and other power sources, ect...