I too have been a long time user (and occasional monetary contributor); Carbonite is the one add-on that makes questing truly enjoyable! WOWs internal mapping and quest tracking/helper systems seem like something designed to torture and aggravate when compared to Carbonite !
Real Life does come first - just remember you have a Legion of fans trying to hang on and every one of us I am sure are and will be eternally grateful for your efforts !
