Obviously there are gains that can be made, but unfortunately the very act of making food more "efficient", inherently makes it less healthy. Pretty much every

Obviously there are gains that can be made, but unfortunately the very act of making food more "efficient", inherently makes it less healthy. Pretty much everything that makes food healthy, also makes it more expensive, more inconvenient, or both. Shelf life, processing, mass production - all make it cheaper, but less nutritious.