Realized I have horrible, unproductive ideas about flatting

[gracedpalmer]

Wherein I believe it's not -really- art and that it should take no time at all. Given that 1. flatting is a major part of what process I do currently have and 2. I just spent about 10 hours on it, these are not good things to think.

Flat values established. Now, let's see. How does one do lighting again?