"Trevor" == Trevor Daniels <address@hidden> writes:
Trevor> Producing the correct pitch in MIDI for transposing
Trevor> instruments being notated at pitch is certainly the
principal
Trevor> use of \transposition. It's other use is to transpose
cues
Trevor> into the correct pitch when they appear in other parts.
So if
Trevor> you don't need either MIDI or cues \transposition can be
Trevor> ignored.
I also use it when entering music from an already transposed
score. I
make too many mistakes if I try to transpose in my head
(particularly
in keys like aes-minor, clarinet notated in bes-minor, lots of
accidentals)