Multithreading in games - Comment on 'Parallelizing the Physics Solver' BSC 2025 Talk

This blog post was inspired by watching Dennis Gustafsson’s 2025 BSC talk “Parallelizing the Physics Solver”. You don’t have to watch the video to follow the content here. In short, he describes the challenges he faced in using multithreading to speed up the physics solver of the Windows PC version of his excellent game Teardown. I really liked the talk since it’s a great example of someone u...