Well, diamonds are the most concentrated form of wealth on earth. You could put five million dollars' worth of diamonds in your pocket and it wouldn't show. It wouldn't show up on a metal detector going through airport security. It would show up an on an x-ray machine, but very few airports have x-ray machines. So they are very small, they are high value, they are easy to move, they hold their price, historically they have held their price very well, and so they have become - not so much today, but in the 1990s, the period that were talking about, they were an alternative to hard currency in countries where there was no hard currency, or where people wanted to hide the movement of money.