User blog comment:DaNASCAT/Technical Update: March 16, 2016/@comment-4129195-20160317114026/@comment-24082086-20160320071444

The problem is, what if your wiki couldn't choose what ads that are needed to run because it is a music wiki or something else and there aren't many music related ads.

Plus, wiki has to do ads. It's every site that needs it. An example of a very friendly amount of ads would be wikihow.com