How is that artistic integrity? Don't get me wrong, I'm glad they never went the way of Garfield or The Simpsons, but a couple of simple stuffed animals would have been great.
And as to killing the magic, I'd think it's safe to presume that anyone with the agency and means to obtain a Hobbes doll could also can handle the fact that Calvin lives inside a comic strip with his Hobbes, but the one you've got is different