The range of a numeric effect knob. Every one ships a slider step, which the shared
KnobRange leaves optional.
Remarks
A knob's bound is hard only where the maths breaks past it. Elsewhere it is hard-min: the
min holds, and the max is where a slider ends, so a larger value still applies.
The range of a numeric effect knob. Every one ships a slider
step, which the shared KnobRange leaves optional.