Answer: Yearn servers are a type of software that can be used to help manage cryptocurrency investments. They provide automated investment strategies that aim to maximize returns for investors by taking advantage of market conditions and trends. By using a Yearn server, investors can make informed decisions about their investments without having to constantly monitor the markets. However, it is important to remember that Yearn servers are not a guarantee of success and that any investments made should be done so with caution. If you have made an investment and forgotten about it, it is best to check in with your Yearn server to ensure that the investment is still performing as expected.