yearn.finance (YFI)
https://ycosystem.info/
https://coinmarketcap.com/currencies/yearn-finance/
https://twitter.com/iearnfinance/status/1285608609565597698
"The token is to manage the platform. If you aren't interested in managing the platform, stay away from the token."

What do you think it is?
The token has grown from $ 35 to $ 10,000.