wx mailing lists should go into "google groups"

try this:
http://news.gmane.org/gmane.comp.python.wxpython

For I don't like gmane's interface I recommend ASPN ML archives:
http://aspn.activestate.com/ASPN/Mail/Browse/Threaded/wxPython-users

http://aspn.activestate.com/ASPN/Python/Mail

Best regards,
Henning Hraban Ramm
Südkurier Medienhaus / MediaPro
Support/Admin/Development Dept.