...We are way past the one thing solution -- optimizing to the search engine. Even in social networks we are getting to the (saturation) point, needing social or native ads just to be discoverable.
It will need to be a combination of things: both/and.
Consider this: Better is more
When your content has depth to it, both in format, functionality, and the quality of your writing, it goes from unremarkable to worth reading. You're not a bookmark or a destination yet, just worth reading, or scanning as it may be....
Recommended reading from Valeria Maltoni where she looks at the challenge of producing better content and not relying only on Google for SEO.