California 1849- gold was everywhere and no transportation that could quickly move gold to the east coast.

Solution — install a big metal box in your office and hang a sign outside.

BANK

It will be the same for Luna. many people think you have to return the PMG group but really you do not have to fly it back to earth.

Gold that gets deposited rarely actually moves. It is to expensive. Once it is in the vault the only thing that changes is who owns how much on any given day.

It will be the same on Luna. Once it is poured into ingots and certified for purity I can put it on books as an asset.

An ounce of gold in any vault on the planet has the same value. With electronic banks, it will be same for Luna.