Cutting of hair is a long standing tactic of spiritual/psycological manipulation. You are expected to keep hair growth within a threshold as dictated by societal norms. Going beyond is a soft taboo and welcomes provocation and malevolent judgement. By proxy this brings negative energies in to your world that otherwise would have no business of being there

All hairdressers are the in the employment of the government. Hairs are your aerials. They pick up signals from the cosmos and transmit them directly into the brain. This is the reason bald-headed men are uptight