Too Long; Didn't Read
Ethereum’s mission is to become a decentralized world computer that replaces server farms. Think of it as a single computer that the whole world can use. It can’t be shut down or turned off. As an overview, here’s a <a href="https://blog.coinbase.com/a-beginners-guide-to-ethereum-46dd486ceecf" target="_blank">beginner’s guide to Ethereum</a> and an explanation of <a href="https://medium.com/@preethikasireddy/how-does-ethereum-work-anyway-22d1df506369" target="_blank">how it technically works</a>.