Matt2012 wrote: Sorry to hijack my own thread but I'm nervous about migrating a busy member site 2000+ members to a new version of CB. How smooth should the upgrade be?
You should have the latest add-ons on hand accrding to this page:
www.joomlapolis.com/cb-20-addon-status
You should clone your website and test the upgrade there before you touch your live site.
We have a video tutorial showing such an upgrade on our video channel.