 Most of the people who write to me or call me are not people who regularly fall for, you might say, radio commercials. They don't buy stuff off the radio. They just, out of desperation, knowing nothing else worked, thought they'd take a risk. Well, there is no risk today. Purity Products wants you to get this new HA joint formula, risk-free, and you can get a bottle of this new, wonderful HA joint formula. Why would somebody do that? Because they know...