Sure, but this doesn't matter in practice. I have never heard of anyone with a physically broken device being refused service because they have rooted it. I i

Sure, but this doesn't matter in practice. I have never heard of anyone with a physically broken device being refused service because they have rooted it. I imagine they want to be able to cover their ass in case some popular ROM starts causing problems. Their actual actions, as opposed to the what they are theoretically able to do because of the terms you agree to, are pretty reasonable.