Before your dive headfirst into proving Godwin's Law, will you catch yourself up and pick up on some subtlety.

Nobody cared too much what Hitler wrote, when he wrote it, he was just another right wing crank writing hateful stuff. His actions, rather than his writing are what he's judged on mostly.

Rushdie fundamental truth was that it was alright to write about a religious figure in a work of fiction, and that's why he has every intolerant nutcase looking to do him harm for a few decades.