Corporate welfare has propped up high fructose corn syrup for decades. It’s unlikely to end anytime soon. Silos and grain elevators loom over flat prairies at the Archer Daniels Midland processing facility in Cedar Rapids, Iowa. Every day hundreds of trucks haul corn from heartland farms to the facility, where the crop is broken down into starches and liquids before trains with gargantuan tanks ship it out to the rest of the world. The plant opened more than 50 years ago, assembled with modular ...