1 light attack + 1 force shock = 4 attacks = 4% magicka return. Mix that with the elemental drain magicka return and other abilities such as shade/cripple and it adds up.
anything about detect potions either so maybe magicka NB won't be as strong as people think, because it looks like magicka det has gotten a nerf too. But it feels as if the changes to the cyrodil buf
Force Pulse is higher dps and increases proc chance for Nerien'eth. It comes with some drawbacks though. It is about double the magicka cost, and it doesn't provide a heal. With siphoning attacks up
Maybe if I had a maelstrom sharpened destro I would consider using a destro staff, but I call myself a 'magicka melee' specifically for the fact that I use duel wield swords instead of a destro staff,