...If they want to be more than a dumb pipe why shouldn't they?
they are absolutely, positively, 100% entitled to be more than a dumb pipe.
what they are not entitled to do is privilege or give an advantage to the apps or content they own outright or have a stake in, which is what they are absolutely, positively, 100% itching to do.
they also aren't entitled to block or degrade competing content or apps.