# [[DeFi ]] ### What is it? - Defi = Decentralized Finance for simple value transfer / complex transactions - No financial intermediary / middle man needed - Financial Services through Decentralized Applications (DAPPs) using: - Blockchain - Cryptocurrencies #### Why care? - Towards --> Faster, Cheaper, Safer, Autonomous, Accessibåle ##### Use Cases - **Decentralized Exchanges (DEXs)** - exchange currencies for other currencies, - Eg. Decentrealized Trading Protocols - $USD for bitcoin, ether for $DAI - Eg. [Coinbse](https://prediqt.com/) or [Uniswap](https://uniswap.org/) - **Stable Coins** - tied to an asset outside cryptocurrencies - Eg. $USDC or $DAI or $USDT pegged to the $USD - **Lending Platforms** - smart contracts w/ live data feeds & replace unnecessary intermediaries - Eg. [Compound's $COMP](https://compound.finance/) - **Wrapped Bitcoins (WBTC)** - Use tokenizeed $BTC in the Ethereum Network based DeFi ecosystem - Earn interest on the $WBTC you lend out - **Prediction Markets** - Markets for betting on the outcome of future events - Eg. [PredictIt](https://prediqt.com/) or [Augur](https://augur.net/) - **Yield Farming** - Use DeFi tokens to search for larger returns - **Insurance** - Protection in the DeFi world for DAPPs and financial products - Eg. [Yearn](https://yearn.finance/) - **Composability / Money Legos** - New DAPPs from existing open source code - New Financial Products --> Building Blocks to Buildings ---- Tags: #deeptech #firstprinciple Links: [[Ideas MOC]] | [[Quantum Tech MOC]] | [[Quantum Use Cases MoC]]