Come on, just stop. "They" have been used to refer to singular antecedents since the 14th century. (Source: https://www.oed.com/discover/a-brief-history-of-sing

Come on, just stop. "They" have been used to refer to singular antecedents since the 14th century. (Source: https://www.oed.com/discover/a-brief-history-of-singular-they https://www.oed.com/discover/a-brief-history-of-singular-the...)