amanda tapping has answered some fans' questions and it's up on her website for any/all who might be interested.
http://www.amandatapping.qnet.pl/amanda_updates.html
go to the dec 2001 link and then the update for dec 7
among them she says that she MIGHT write an eps of season 6 and that she'snot planning to be in teh spin off as a regular though she might guest
it's good reading