Alex Castellanos: I think we'll run ads at some point. As long as the ads are not intrusive, he goes back and forth to this about whether substac will cave. He asks if sub-stack will endeavor to create a new format that potentially is still email driven but endeavors to shorten or break up the post in a way that they control. And what do you call the modest tasteful? What do we call it? It's a point of contention. "It was pejorative for a long time to be dismissed as a blogger"