You can never get enough from consumers and taxpayers. That apparently is the sugar industry's motto. Collect subsidies. Ban trade. Outlaw your competitors. Let the American people pay. These aren't good times for the sugar lobby. Sales were down 4.3 percent in 2004. Sugar Association President Andy Briscoe acknowledges, "Sugar has an image problem." Obviously, sugar doesn't cause obesity. Consuming too much sugar-laden food and drink causes obesity. Which is why sugar substitutes are a godsend for many Americans. With most diets drenched in calories, Equal, Sweet 'N' Low, and Splenda all offer a modest respite. Which is bad in...