DeFi-ing Controls and Fees

Decentralized Finance (“DeFi”) is an ecosystem of Crypto financial applications conceived to circumvent the delays and fees of financial intermediaries. Since most are based on Ethereum ‘smart contracts’, they not only enable greater business efficiency, but also customizable flexibility (e.g., you can build an exotic derivative into a self-executing and self-settlement smart contract) as well as privacy (the only parties that need to be involved in any transaction are the vendor and the customer):

https://www.coindesk.com/what-is-defi