What's causing all the inflation?

 Spoiler

And Nexon's solution: Send DMCA notices to the meso-selling sites so that they will be shut down permanently. Sue them if necessary if it comes to that point. Update the ToS to the current situation.

Fixed.

step 1) Spend not even 30mn to get a new URL somewhere else
step 2) change the String in their ad-char
step 3) voila

we'll always have to deal with those guys, Nexon needs to fix the root of the problem : meru generation