Good luck with that, Wired.
The people-who-will-never-pay group will split into two: People who never visit your site again, and people who up the ante in the ad-blocking escalation.
While you may think that you don't care about the people-who-will-never-pay group, the latter subgroup will release their improved ad-blocker, allowing the people-who-might-have-paid group to continue blocking ads.
I don't see this ending well for any party involved.