We call that speed run... Of course it saves time if you know which mobs you have to kill in order to move forward. Btw i was probably that guy cause i do it all the time. Thats what gets everyone to send me an invite when they need me to pull a speed run on a mission in order to [b]QUICKLY[/b] finish bounties and be free to play out their destiny. Its a common practice in mmo's if you were never a guild leader or a high ranking member or the newbies that count on those members then of course you wouldnt know this but now you do