Question on LLM Agents Creating New Languages

Mohit Bansal retweeted a post by Elias Eskin. The post asks when LLM agents develop new languages that humans cannot understand. It notes lots of recent news on the topic. The post states that the news is based mostly on anecdotes. Bansal is described in the post as the Parker Distinguished Professor at UNC Chapel Hill and director of the MURGe Lab. No other details or confirmations appear in the source lines.