I very carefully read everything I see of yours. It's clear that you know tons and tons more than I do about all this and I try to glean every bit of knowledge I can absorb from your posts.

I shall try building a box from scratch. And I look forward to seeing the difference.

And thank you very much for the information about light attenuation. This time I shall see to it I save the information away somewhere.

There. Snapshotted and saved as a jpeg.