"The oldest known written sentence discovered on a head lice comb!" The Guardian https://www.theguardian.com/science/2022/nov/09/oldest-known-written-sentence-discovered-on-a-head-lice-comb
When FDA approved pesticides for treating head lice they lost sight of the fact that It's not about treating lice. It's about treating children who are infested with lice. Don't confuse the two.