"They" has been a gender-neutral singular or plural pronoun for hundreds of years.
Maybe, but default masculine was way more common. That was still taught as proper usage in the 80s here in the US. He/she was its most common replacement until fairly recently.
alt Hacker News
Maybe, but default masculine was way more common. That was still taught as proper usage in the 80s here in the US. He/she was its most common replacement until fairly recently.