Thank you both for your answers.
Robert, did you look a the snapshot I’d put in… you can see those halos around the lit area if you look at the jpg. You say, “Sometimes the light in 3d space is more trouble than good.” Well in this case I couldn’t agree with you more, but there must be a way to get around the problem.
Chris, I can’t render out my film as a tiff sequence in trillions+ in 32bits because I can’t deliver it like that to my client. I need a more manageable format!
There must be a solution to this…