Even advertisements can work to some extent in full-content posts, although you don't easily get the same level of targeting as with the click-through model.
We have a great opportunity to make the social news experience much better on the Fediverse.
If you have a fediverse account, you can quote this note from your own instance. Search https://cosocial.ca/users/evan/statuses/115793214076262407 on your instance and quote it. (Note that quoting is not supported in Mastodon.)