Person A: "We should improve society somewhat." A certain Person B: "Yet you participate in society! Curious!!" Some more info on the "Tu Quoque" logical fall

Person A: "We should improve society somewhat." A certain Person B: "Yet you participate in society! Curious!!" Some more info on the "Tu Quoque" logical fallacy being employed by the certain person B: https://en.wikipedia.org/wiki/Tu_quoque https://en.wikipedia.org/wiki/Tu_quoque