> The only prerequisite for "money" is consumption decoupled from the instantaneous moment of the trade This is correct, but I think it is also useful to add t

> The only prerequisite for "money" is consumption decoupled from the instantaneous moment of the trade This is correct, but I think it is also useful to add that a system with very wide use of money would probably also require wage labour to some extent and from that the commodification of labour. Money becomes more useful the more things are commodified.