Originally Posted by
Beoric
I think, if you had a player who was able to make decisions quickly on their turn, it would have little affect on balance to give them as many at-will attacks as they could manage. For a good player, that might even be a decent trade for not having martial dailies (which a lot of people objected to).
I suspect WotC limited them mostly because because many players only seem to be able to handle a limited number of options. It also is going to make many fighters look the same, after they have run out of Daily and Encounter powers.