What you don't know about Bitcoin can hurt you

Money is pretty simple nowadays: A piece of paper or a digital asset that you can exchange for goods and services. Someone else takes care of all the fine print. Some kind of central authority issues the money, calculates its value, and makes sure that that wire transaction you've sent goes to the right recipient. 

But money is changing. First there was Bitcoin, a digital currency that takes care of the issuance and payments parts all by itself — by means of technology instead of authority. And then there was Ethereum, which adds another layer over Bitcoin's underlying technology, the blockchain, by letting anyone run complex commands from within the digital coins themselves.  Read more...