Well probably cause you will be able to use ww.

And well i expect to see lot of barb whit 2 Call To Arms for switch weapons.

2 To All Skills
+40% Increased Attack Speed
+200-240% Enhanced Damage (varies)
Adds 5-30 Fire Damage
7% Life Stolen Per Hit
+16 To Battle Command <----- Whit Two
+13 To Battle Orders <----- Its Just
+12 To Battle Cry <----- Plain Crazy
Prevent Monster Heal
Replenish Life +12
30% Better Chance of Getting Magic Items