Composability and open APIs are rarely talked about.
Composability lets you create a token to represent anything* of value and exchange it for other tokens. ETH and BTC are tokenizations of proof of work.
Open APIs exist for any verified contract on Ethereum. You can permissionlessly plug a new application into many existing ones if your application is even partially on-chain
Also, this project ends up being a compact way to deliver educational material. Imagine sending them the equivalent in physical books and manuals