I think Proof of Stake will blow up soon, within the next few years the up and coming PoS coins will get running and once they are seen actually working, everybody will want them. The nay sayers are the same kind of people who deny that any change can happen in the world, the same kind of people who 10 years ago would have said something like bitcoin could never have any value.
RE: Does PoS EVEN WORK? Programmer explains.