80s in Australia too, been hearing/using it my whole life. Though with respect to 'ages' apparently it's been around since at least the 14th century but certai

80s in Australia too, been hearing/using it my whole life. Though with respect to 'ages' apparently it's been around since at least the 14th century but certain purists tried to stamp it out at various times (just like the singular 'you' which no one currently has grammatical issues with I hope). https://public.oed.com/blog/a-brief-history-of-singular-they/ https://public.oed.com/blog/a-brief-history-of-singular-they...