It's the suggestions that crack me up.
I can't imagine portal reading that and going "2 different amps? I wish we had thought about that!"
fair enough he doesn't like the mix, but seriously, actually putting forward technical suggestions to professional engineers is slightly ridiculous.
Here's how you get their guitar tone: Grab yourself an old woman from the streets, then rape her, shake him, piss on her, puke in her mouth, force her to eat shit and ta-da = You've not only managed to get their guitar sound, but ratherly stealed their whole signature sound.