I'm reading a deep learning book from 2020. They mention OpenAI Gym. I went to that repo and noticed that it's been turned down and they encouraged everyone to

I'm reading a deep learning book from 2020. They mention OpenAI Gym. I went to that repo and noticed that it's been turned down and they encouraged everyone to move to Farama's Gymnasium, a drop-in replacement for OpenAI Gym. First time I've heard of Farama.