You would see comments from random trolls under a whitelist model. You would only see stuff from your friends.
"friends and followees"
Only allowing posts between mutual friends is instant messaging, not a social network. Discovery, engagement, and platform growth comes from people wanting to hear from and interact with followers who they don't necessarily follow themselves.
"friends and followees"
Only allowing posts between mutual friends is instant messaging, not a social network. Discovery, engagement, and platform growth comes from people wanting to hear from and interact with followers who they don't necessarily follow themselves.