[BizarroLand]

They could have changed their API or keys to require an adserve API included and given the app makers time to adapt to the new setup.

Premium users would only see the ads from Reddit, where non-premium would also have seen ads from the app maker.

It would have increased the ads shown to users, added more money into reddit's pocket, and increased the liklihood of users paying cash for the platform while pissing off fewer people.