It's more about the principle of the matter.
Not really surprised about AT&T crying about this, after all they are "spooks" for the government. As for Verizon? I didn't expect this of them.
"We will evaluate these integrals rigorously if we can, and non-rigorously if we must".
---Victor Moll, invited talk, Tom Osler Fest (April 17, 2010)