Some of the applications that could be created on top of Ethereum, Vitalik wrote, are digital currencies, hedging contracts, a domain-name system, a reputation system, a shareholder-run corporation where decisions on where to move funds can be made by a quorum of investors, “and potentially even the groundwork for a social network.” Another example was crop insurance. “How? Simple—a contract for difference using a data feed of the weather instead of any price index,” an on-chain decentralized marketplace, and the list went on.
