[Kameron8]

Or just buff the damage reduction to 15%-20% and be done with it, since they're getting so limited there.

This would go against the entire reason it got changed in the first place. The point isn't that people don't use Weathered Body (they do), it's that they all use CoMC because it's all that works with it that doesn't totally suck. What is being suggested is for the sake of variety -- adding more power to a strong passive because there's no variety is worse than doing nothing.