Hi, People usually love the Solid Particle System (aka SPS). Some of them sometimes ask for new features like the ability to extend it once created (coming soon) or for some extra speed by the ability to disable some computations. I made some study about how things could get faster. The short answer is : go to a lower lever in the implementation (replace the arrays of objects by typed arrays of floats, for instance), then use if possible other processes (GPU or workers). Well, her