. >> host: before we go any further, let's get lydia beyoud of bloomberg bna involved, senior tech and telecom reporter. >> thanks. scott, you mentioned with vertical integration there's usually less antitrust concern, but i'm curious if both of you can speak to what precise legal and regulatory issues might be raised by opponents to oppose this deal. >> well, i probably should let harold talk about the legal issues, because as an economist, i know no laws. [laughter] but i think -- >> guest: and i know no economics. >> guest: so together we know nothing. [laughter] but specifically though on issues that'll be important, one of the things that harold mentioned is how time warner will treat content, its content relative to how at&t will treat time warner's content relative to other content, and he's right. that is the way this kind of potential vertical merger could be anticompetitive, right? if they treat their own content differently from others. to, of course, that's going to be probably the biggest issue that the justice department will want to look at and will want to impose sort o