We found a lot of feedback from players in there, providing us valid information and feedback around features of the game and how the game felt, etc.. (fraghero.com)
So this solves not only the problem of getting feedback from players, but it can actually boost the morale of the whole team! (thingtrunk.com)
The open beta has allowed the developers to build a game with valuable feedback from the players. (mmogames.com)