Apparently Tiger supports 4-way iChat: http://blog.verbosecoma.com/archives/001169.php http://blog.verbosecoma.com/archives/001171.php
Granted, it's not multicasting like AG, but it's a big step forward for personal nodes. Kathy (who has Tiger but hasn't installed it yet) -- Kathy E. Gill Department of Communication Digital Media Master's Degree Program University of Washington Box 353740 Seattle WA 98195 USA http://faculty.washington.edu/kegill/