I'm not aware of anyone trying to alter their own genes to be red-headed, and for those who dye their hair, I don't see them holding parades exposing their genitalia to minors. I also don't see anyone getting fired from their jobs for openly disliking red hair, out of personal preference.

> who has done nothing to you

Not personally, no, but fads widely supported by institutions and corporations have major consequences. Parents are choosing their children's gender and following through with irreversible transition surgery in order to gain status among their peers, politically. This surgery is not only costly, but potentially lethal, given how necessary it is for long-term use of antibiotics and resistances that develop as a result.