- Remove public timelines from streaming API
- Remove direct timeline from streaming API
- Return nothing from public timelines in REST API
- Return nothing from direct timeline in REST API
- Return nothing from conversations REST API
- Remove non-public visibilities from preferences
- Remove non-public visibilities from compose dropdown
- Discard non-public messages from ActivityPub
- Reject non-public messages in the REST API
- Remove "Direct message @___" action from web UI
- Remove links to local, federated, direct timelines in web UI
- Remove keyboard shortcuts for opening local, federated, direct timelines in web UI