Just for reference, it's not an Xtra, but a set of XCMDS, which are a
little more complicated to use than Xtras. Thanks for the URL.
R i c h a r d P o v a l l
Director, Div. of Contemp. Music/Assoc. Prof of Computer Music/New Media.
Visiting Researcher, Exeter College of Art & Design, Exeter, UK.
TIMARA/Studio 5, Oberlin Conservatory of Music, Oberlin College
Oberlin, OH 44074 USA
Voice: +1.440.775.1016 | Fax: +1.440.775.8942