Posted by Druin on 1, 2000 at 8:17 AM:
Ending August 8, 2000, Ebay sale of interface to allow
1 or 2 rotary joysticks to interface with MAME. Allows
playing of XYBots and Tron as well as SNK games and
some others that use dial/twist type inputs.
http://cgi.ebay.com/aw-cgi/eBayISAPI.dll?ViewItem&item=398101192