mailing list is devoted to algorithmic composition.
Not a lot of volume, but with a bunch of good people
subscribing the general quality of discourse is fairly
Chiff & Fipple
is The PostStructural Tinwhistle Internet Community.
It combines an enormous amount of information about penny
whistles with a generous helping of silliness. It's got
how-tos, reviews, Photoshop fakes of national figures,
anything you can imagine about six-hole fipple flutes.
They have a mailing list, as well.