- What is the network effect? (Theodore Vail)
- More people participate in something so it gradually expands into a massive community.
- Can you remember what ‘feedback loop theory’? (Norbert Wiener) 21 mins into video
- What is the Dunbar number? (Robin Dunbar)
- Dunbar’s number is a suggested limit to the number of people with whom one can maintain stable social relationships which is a maximum number of 150.