> I believe it uses GTK+ widgets on Unix, doesn't it?
There is a wxWindows for GTK+
http://www.wxwindows.org/faqgtk.htm
> Does it have to be running to do timed plucks correctly, or will it
> notice when it's next started that it's time to do some plucking?
..and more importantly, what if there's no GUI running when it's
time to spawn a "pluck"?
/d
