The point that is being made is that by cutting off a fraction of mobile ad revenue by allowing blockers, Apple might be seen to be cynically herding content pr

The point that is being made is that by cutting off a fraction of mobile ad revenue by allowing blockers, Apple might be seen to be cynically herding content providers towards its walled-garden platform wherein iAd is the exclusive provider of adverts, which cannot be blocked. Whether this is the true intention of their strategy or merely a coincidence is a matter of some (understandably contentious) debate.