There is no what it "might do" it is what they have been actively doing, and trying to get money out of...Also there is nothing in this that allows the NSA to get taps on it.
While NN provides protection against overt violations such as outright blocking or throttling of competing interests this hasn't been the vehicle used. There isn't some machine at the ISP explicitly designed to slow down or block all traffic to somewhere the ISPs dislike...it is all much more subtle than that. Hey look x victim interconnects with y,w and k so we will pref z,o and p to keep links g,h,i,j saturated. Then we will claim it isn't "our fault" your *** is slow.
I still believe the only solution that at all stands any chance of working are focused efforts to restore a competitive market. Break up monopolies, FRAND access to last mile, erasing anti-competitive legislation, etc.
Also there is nothing in this that allows the NSA to get taps on it.
I will assume you have carefully read all 317 pages which is great. I'm embarrassed to say I can't even find the text.