Related to the ideas here, one tool I'd be curious to see feed-based social media try out is an option to see another user's feed to get a sense of what their experience is like on the site (excluding private accounts, obviously). What's the feed of the smartest person you know like? How about the feed of the person with the most broken internet brain? It could be illuminating to peek in!

Social Media’s Construction of Imaginary Consensus
How it makes us think our little communities are instead the whole world.
aaronrosspowell.com