The founder of iearn, Andre Cronje, announced the launch of the governance token YFI for a series of products. He said that this is a completely worthless, but can be used to change all the mechanisms, costs and rules of his development projects. Cronje stated that the token is not pre-mined and will not be sold. The only way to obtain YFI is to use the platform they developed and provide liquidity to obtain a certain amount every day. According to Etherscan, the current circulation of YFI is 20,000. In addition, he also reorganized all the projects currently developed by them: the aggregate revenue agreement iearn.finance (renamed yearn.finance) currently has a management scale of 8 million US dollars, with a comprehensive annualized income of 10.58%, and supports dYdX, Aave and Compound ; Itrade.finance (renamed ytrade.finance) has not been released yet, supports 1000 times (initial fee required) and 250 times (no initial fee) leveraged trading stablecoins (DAI, USDC, USDT, TUSD, sUSD); iliquidate. finance is an automated clearing engine for Aave; ileverage.finance supports the use of USDC for 5 times leveraged trading DAI, and currently has a short position of 9 million US dollars, with an average return of 16%; ipool.finance is the first y.curve The .fi and sUSD curve.fi meta-fund pools are currently decommissioned; yswap.exchange has a USD 75,000 management scale since its release yesterday, which can be used to aggregate annualized and liquid mining revenues as an automated market-making tool; and a Projects that have not yet been made public are used to conduct credit entrustment agreements for smart contracts.