> especially if we ever get to a point where some people can 'afford' water while others can't Does the trading of other kinds of future cause this? For exampl

> especially if we ever get to a point where some people can 'afford' water while others can't Does the trading of other kinds of future cause this? For example, the fact that corn or oil can be traded. > we don't need oil or gold for our immediate survival gold, maybe not, it's mostly used by financial institutions as collateral, but I think we require petrol a lot.