The Online ColdFusion Meetup, hosted since early 2007 by Charlie Arehart, has held over 200 presentations by several dozen speakers on CF-related topics. CF users from anywhere are free to attend. Become a member here (free, joining 2,700+ others) to get notified of new meetings, optionally participate in ratings and discussions, and more.
We tend to meet Thursdays at noon and/or 6pm US Eastern time, subject to availability of speakers. See below for info on any scheduled upcoming talks.
All meetings are held at the URL, http://experts.acrobat.com/cfmeetup. Use the option there to "log in as guest", enter your name, and wait until just before the meeting starts to be let in.