what happened to treyarch

Based on the search results, it seems that nothing significant has happened to Treyarch as a company. They are still an American video game developer based in Santa Monica, California, and are known for their work on the Call of Duty series. They were founded in 1996 as Treyarch Inventions and were acquired by Activision in 2001. They have had some recent activity, such as the release of Black Ops Cold War in 2020 and the announcement of upcoming content for various Call of Duty games. There is a video on YouTube titled "The End of An Era" that may suggest something happened to Treyarch, but it is unclear what the video is about without watching it. Overall, it appears that Treyarch is still an active and successful game development company.