Originally Posted by BRC
What [Synchronized Strike] really is is partner A attacking an opponent, Partner B, who is familiar enough to recognize when and how A is going to attack, is ready to take advantage of that opponent's distraction.
Again, I don't see why that would mean they fight twice as fast. It should mean that they have a bonus on their attack.
Come to think of it, the same goes for normal attacks of opportunity. Why aren't they just bonuses if you attack that round?