That's fine. If the charges are onerous enough, then the content providers may choose to build new carriers of their own.
Oh sure. Suppose I'm about to found yaymoviesyay.com to compete with Netflix. I learn that if I don't pay Comcast, its subscribers can't use my site. Same deal for AT&T and Charter.
Before this rule change, my cost to do business was "hosting costs."
Now it's either:
A) hosting costs + payola to ISPs
B) hosting costs + cost of building my own last-mile network
Guess how likely I am to start that new business? A) Super incredibly unlikely
B) Ridiculously unlikely
C) Extremely, ludicrously unlikely