I like the idea of Usenet news for this. --mike -- Michael Cohen mike at cns.bu.edu Associate Professor, Center for Adaptive Systems Work: 677 Beacon, Street, Rm313 Boston, Mass 02115 Home: 25 Stearns Rd, #3 Brookline, Mass 02146 Tel-Work: 617-353-9484 Tel-Home:617-353-7755