Web Free - What Are the Most Mind Blowing Web Free Projects?

The idea of a flash loan, specifically flash loans that are enabled by Ave or Uniswap has flash swaps is probably the most technical topic of crypto. It's a financial primitive that allows a developer or a trader to essentially borrow an endless amount of money and use that money across different DeFi protocols for arbitrage. And basically it all happens in one transaction, one atomic transaction on the blockchain. The way it works is incredibly fascinating.