Dont think this has been suggested, and honestly i reckon its probably already on the massive to do list, but just in case its not; Camera Collision? Especially for the ground. When im busy controlling slo-mo and wrestling with the camera and its wild movement, the last thing i need to for it to swoop underground. Looks bad on recordings. And it could be toggled on and off, if for any reason you want full control to look under the car, seems fair. Just a thought