I appreciate Vaughn's outlook about just printing! But this kind of discussion should exist purely for it's own sake too; an intellectual discussion that is an end in itself.

We've yet to figure the answer out, but getting here has been informative. Lots to think about...

Well at any rate, tomorrow we are teaching this collodio-chloride POP workshop and Mark has warned me about getting into a discussion on this point. I'm going to have to bite my tongue...