User blog comment:Mr. Mittens/Big Patch Coming Soon/@comment-2250460-20121002162736/@comment-1958269-20121002170319

Disruptor Ammo was weaker against shields and barriers than Warp was against armor and barriers, so I think they're just trying to make them on equal levels of usefulness. I've noticed lately that Disruptor is near-useless against Gold and Platinum level shields.