Arcane Brilliance: MoP talent calculator changes for mages, part 2

If you missed part one, what were you thinking? We talked about the updated Mists of Pandaria talents and even made some disparaging comments about warlocks. It was super fun -- you should go check it out. But hurry up about it.
Because we have new spells to discuss.
Like that one up there in the picture. It's rad.
Arcane spells
This is a brand new spell, and it's by far the single biggest game-changer for arcane mages in the new calculator. You pick it up if you spec arcane at level 10, alongside good old Arcane Blast, and it changes how that spell works, along with every other major arcane nuke.Arcane Charge An Arcane Charge, generated by Arcane Blast and Arcane Missiles, and consumed by Arcane Barrage. Stacks up to 4 times (Passive).
Filed under: Mage, Analysis / Opinion, (Mage) Arcane Brilliance, Mists of Pandaria