Then comes deletion, making the issue worse than before. Call it privacy, personal data control issue, doesn't matter.
Apple will likely correct this anyway. Two academics could be chatting over email about the potential social harm of "barely legal teens" categories in mainstream porn. They argue the slogan as a provocative, predatory gesture towards all young women. Often the category strives towards "as young looking as possible while legal" which is poor taste and creepy, yet sits alongside "brunette". They might be emailing about that, in which case Apple is wrong to delete the email.