The problem here is actually the code itself--it has to be modified for real--otherwise all these systemic abuses would still continue to exist even if there will be an identity verification in place.
equal steem power for all.
This will only bring down the price of STEEM as there will no longer be any incentive for investors to hold large amount of Steem Power.
How about put some limitations to their power instead?
So sign up 100 times? Oh yeah with identity that would prevent that. A Steem limit and identity.