I'm not the one being unrealistic; that said, I'm running out of ways to convince you that my methodology is right, and I don't know that any further debate between us will be productive. We've made our arguments; I suppose we'll have to let the folks who read them think for themselves and decide for themselves who made the better case.
As for why this was even brought up, I remind you that a few posts ago I stated I enjoy theorycraft, and I direct your attention to this post:
Somebody disagreed with it, I disagreed with them, and you disagreed with me, and that's how we got here.
I wish you the best of luck in all your future tanking endeavors, Z.