Over the course of the past few months, one large buyer has accumulated approximately 50,000 gold call option contracts -- most of the calls are strikes between $1,600 and $1,800 an ounce and for expirations between August and December. In total, as much as $50 million in call premium has been paid out by the purchaser. As the gold futures market is roughly 10x to 15x the size of the gold options market, this is a huge bet in absolute dollars relative to the liquidity of the market. Considering that the calls are well out-of-the-money (gold, on a futures basis,...