Topologies

• Shape of Connections. Does the whole group listen to everything said, or do people talk in pairs, or does information flow through a network structure? whole group pairs subgroups network
• Matchmaking. If people make their own connections, what information is used for deciding who to connect with? shallow markings deep context human intros algorithms
• Status. Are some participants celebrities? Are they ranked somehow? Or is everyone presented as equal?
• Audience Size. Does the speaker know exactly who will see their speech or it is unclear? Is it a large group or small? unclear large small

Relationships

• Dependency. Do participants need one another? independent dependent interdependent
• Relational Depth. Do people know each other well? strangers friends anonymous acquaintances
• Selection. Is the speaker recognized as invited by a trustworthy person? Are responders? invited random
• Audience Consistency. Is the group together for a duration, or do people come and go? consistent transient

Vocabularies

• Pretext. Is communication expected to be around a shared goal? Shared topic? Shared values? Or do participants have different goals and seek exchanges? Or is there no set pretext at all?
• Feedback. How do people respond to speech? Do the they like / clap / cheer / review? Do they friend / follow / join? Do they thank? Comment? Request/buy?

Landscapes

• Pace and Polish. Is the rate of communication fast or slow? Are things slowly crafted? Contemplated? Or quickly tossed back and forth?
• Stakes. Are the stakes high for individuals or for the group? high low
• Audience Timeframe. Is there a permanent record? Are unknown future listeners / responders also "in the room"? eternal present time
• Presence. Do participants have the sense of one another's presence, in the same "place" at the same time? For how long? async fleeting durational