I think it boils down to the French connection with Nissan imho. He hates the French even more then Americans. With Nissans ties to Renault he naturally hates all things Nissan. You can hear his vitriol towards that fact in one of his reviews of the 350z.
I predict ole pumpkinhead Clarkson will hate it and Vicki will have an orgasm with it. She absolutely loved the HR Z. I love her too. AK350z shes mine. I saw her first