Composability is Innovation - a16z crypto

The beauty of blockchains and smart contracts is that they are under-explored spaces in which you can look at problems through a news lens – specifically those related to capital formation, coordination and automation.

Tokens and smart contracts have been called "money legos" as they allow programmers to compose and remix DeFi applications. Similarly, NFTs are "media legos" for developers and creators to permissionlessly remix and build new experiences around.