I ran across : yawgicon: Yawg's http://www.furaffinity.net/journal/6101937/ today.

And, as it happens, as part of my studies back in 2006 I wrote a small thesis on the topic. As it was to be educational material, it is written with the layman in mind.
It's not the most brilliant, not the easiest of my works, but due to being fitting to the topic, I post it here.

It explains just why Net neutrality means and why it is important. And what the results can be if net neutrality is no more.

Enjoy!