Since the rapid release cycle started, Firefox has no longer automatically considered all add-ons incompatible. http://blog.fligtar.com/2011/09/26/add-on-compat

Since the rapid release cycle started, Firefox has no longer automatically considered all add-ons incompatible. http://blog.fligtar.com/2011/09/26/add-on-compatibility-progress-plans/ http://blog.fligtar.com/2011/09/26/add-on-compatibility-prog...