I don't know about these estimates specifically, but in a general sense, traditional miners discovering a new vein have the same problem. One can to some degre

I don't know about these estimates specifically, but in a general sense, traditional miners discovering a new vein have the same problem. One can to some degree simulate the market and deduce if such plans are worthwhile. Once the legislation and insurance has figured itself out, the only difference in space is higher initial costs.