i’ve made dust and “pollen” with a couple of layers with the SNOW fx, tweaked so that it doesn’t fall, but rather rise, and set as a 3d layer. if you set up the 3d layers cleverly, and mask-fade the edges, you can get some great dust type that are in 3d space, and that will move in 3d space with the camera and that are subject to the camera’s shallow depth of field (so that the dust comes in and out of lens focus…