Has used the ATH-M50x daily for more than ten years. The headband pleather cracked after a few years (rewrapped with bike bar tape) and a small hinge stop broke around year eight or nine, hurting comfort and seal until fixed with zip ties; otherwise still going.
“I’ve been daily-driving a pair of Audio-Technica ATH-M50x for 10+ years. They’ve worn down in the usual ways, but I’m surprised how far a couple non-standard fixes got me:”