Digital BW, The Print

This may be a bit of a tangent, but from my wet darkroom days I've come to
see the darker, more compressed shadows of the Gray Gamma 2.2 space as
analogous to a "long toe" film or paper characteristic curve.  The most
widely used alternative, Dot Gain 20%, is like a "short toe" characteristic
curve.

Paul
www.PaulRoark.com