Most people have no idea what “E-6” is. To avid baseball fans, E-6 is the way to record an error by a shortstop on your scorecard. But there is another E-6, in photography. This E-6 is the developer in which color slides are processed. Recently, I received an e-mail from Chromatics, a photo lab used by professional photographers in Nashville, saying that they will be discontinuing the developing of color slides and color transparencies in general after September 9. This was sent to me as an old customer of theirs. The passing of E-6 is the passing of an era,...