What is lido DAO ldo?

Could you please explain to me in simple terms what exactly Lido DAO and LDO represent in the cryptocurrency and finance world? I've heard a lot about it but am still a bit hazy on the details. Could you break it down for me? What are the main functions and purposes of Lido DAO? And what role does LDO, as a token, play within this ecosystem? How does it interact with other components of the blockchain? Also, what are some of the benefits or advantages of participating in Lido DAO? I'm really curious to learn more about it.