>>oulipo+RK
If the old wisdom is correct then there is no issue in regurgitating it in a format suitable for a modern audience. We departed from it for a very long time, especially in regards to fat and processed foods. America has been been on a sharp decline in diet-related health.
The deeper problem is that you can feed a family with a few bucks at a fast food joint. Eating correctly costs money, money that Americans don't have.