There is concern about whales owning more than one block producer, and the fact a group of 66.7% of block producers could get a consensus for nullifying the account of a whale. Also, the arbitration process is unclear, who wants to be the arbitrator of a big-whale, as this could have big consequences for the arbitrator. Pareto principles work against the stake model, especially when all the little fish are not aware and not unite. These are very interesting conversations to have, and the governance channel of the EOS go channel is very busy at the moment. As the constitution and details on governance and arbitration touch all vested members ...