I think DPOS resolves the nothing at stake problem quite satisfactorily. Witnesses certainly have something at stake and will destroy their reputation and forfeit their positions if they sign conflicting blocks that fork the chain.
I think DPOS resolves the nothing at stake problem quite satisfactorily. Witnesses certainly have something at stake and will destroy their reputation and forfeit their positions if they sign conflicting blocks that fork the chain.
RE: Things To Consider: Is There a Meaningful Difference Between Proof of Work and Proof of Stake?