> a supermajority of miners as well as economic nodes (such as exchanges) Is there a formal way of defining this? Maybe it's possible to at least define "a su

> a supermajority of miners as well as economic nodes (such as exchanges) Is there a formal way of defining this? Maybe it's possible to at least define "a supermajority X% of miners, weighted by blocks mined in the last Y days" (for values X and Y that have previously reached a consensus), but counting economic nodes in a way that is Sybil-proof and globally consistent, seems like it's just pushing the consensus problem somewhere else.