- A globally accessible financial system, including payments, store of value, also more advanced stuff like insurance http://hurricaneguard.io/
- Identity: “sign in with Facebook” -> “sign in with an ethereum account, no intermediaries”. Also web of trust
- All sorts of registries should publish on chain for security and easy verifiability, see my thread on this https://twitter.com/vitalikbuterin/status/1072158957999771648
- Experimenting with new forms of human organizational structure, eg. @MolochDAO
- All sorts of micropayment use cases via payment channels
- Markets for personal data for privacy preserving machine learning (you pay me X, I let you homomorphically execute function Y on my data that’s been attestated to by Z…)
- Cryptoeconomics for spam prevention in social networks
- Cryptoeconomics / micropayment schemes to reward publishers of good content
- Testing ground for new market designs, eg. frequent batch auctions, combinatorial auctions, automated market makers (eg. http://uniswap.exchange )
- Stickers/badges
- p2p marketplace for internet connections / incentivized mesh networks
- Identity, reputation and credit systems for those that currently have few resources (eg. refugees)
- Decentralized DNS alternatives (eg. http://ens.domains/ )
https://twitter.com/VitalikButerin/status/1123136930177118209?s=19