Since 3.3.3 the bow [Fal'inrush, Defender of Quel'thalas]
has 496 DPS on it instead of the intended 272.7 DPS
to put that in perspective that's 200 dps more than the 2.2k wrathful bow or 188dps more than the heroic version
(just link it in-game to see the stats currently on it ^^)