alt Hacker NewsTrue, you can't separate ads vs sponsored content quite easily.
but you can help this by banning all forms of active tracking.
Static ads only, no click tracking, and complete ban on profiling clients and especially on adjusting prices based on client/possible client behavior patterns.
Magazines made it work for decades.
Websites can too.
If you know the kind of articles your readers like, you can find ads that your readers will like.