Quote Originally Posted by Cairdeas View Post
7 days from the moment you first gained sp on the class it resets.
It goes away temporarily if you level another class.


Though to be honest WoW has the same system theirs is just not as extreme it does the same thing. People tend not to grind when their rested xp is wore off.
What? No one does this. Seriously, what world are you living in? People enjoy having rested exp, but no one stops playing when it goes away. It's a bonus, this games fatigue is the complete opposite.