President Joe Biden is “bad talking” about the food industry, accusing it of greed for raising prices. While his focus was on “chips” and shrinkflation, he could also have talked about his favorite food, ice cream. After all, his generation – those over age 75, are the second largest cohort for eating the frozen desert only barely being out-eaten by children. Shrinkflation in ice cream is called over-run, which simply means adding air to reduce the product’s density of expensive milk fat.  For many people, ice cream is an essential non-essential. It is high demand comfort food, as proven by ice cream hogging nearly a full half-aisle in the average grocery store. As a “luxury” product in...