oh, film, developers, special agitation techniques, how long to fix, should fixer removing agents be used or not, stop baths, water or acidic, two-part developers, film and film grain, the beauty of number 3 paper, toners, Metol allergies, recipes for mix-your own chemicals, e6 in the kitchen sink, home brew tweaks to E6, loading film carriers, fuming plates, coating plates, how to avoid dying from the cyanide fumes, paper surfaces, lenses, lenses, lenses, dye transfer home-brew buffer changes. the "real-man's" way to make an unsharp mask, masking in general, resolution, wondering when the film industry would get beyond 80 lines per mm, depth of field, view camera technique, arguments about composition, the "tastefulness" of nudes, home made wet-sink plans, film dryers, paper dryers, wetting solution, flattening agents, spotone, alternatives to spotone, goos retouching brushes, loupes, enlarger focusing aids, safelights, infrared film, best material to use for a dark cloth, shooting in the field and how much all this stuff weighs, tripods, locations to shoot, shutters, shutter calibration and repair, cable releases, viewing conditions, archival processes, and one or two hundred other things.
-bob