I want to create a custom "molecular force" between particles. In order for this to work correctly each particle needs to scan its surroundings and sum the force for each particle in its vicinity according to a function. But but but, I can't figure out a good way of doing this. The proximity pop only gives me the nearest particle, so that's not very good because I can only calculate the force between pairs, not whole bunches. Using the point cloud nodes doesn't work either. I think pops go i