OP is tackling double standards. But many double standards still exist in society, it is what it is...
Although I really think society in general is more accepting of hair systems than 10 years ago. Seen many comments from younger women who don't care about it. Hell and if she cares, she wasn't worth a long term relation anyway, wearing a system is a good filter in some sense.
He's just bought a wig because he can't afford a transplant, has buyer's remorse, but the seller has a no refund policy.Ethical? Sorry .... what the f-ck are you talking about?