This is the best, easily comprehensible explanation of how bitcoin and blockchain technology work that I’ve come across:
The soaring price of bitcoin—the virtual currency is now worth more than $250 billion—has gotten a lot of attention in recent weeks. But the real significance of bitcoin isn’t just its rising value. It’s the technological breakthrough that allowed the network to exist in the first place.
On a less technical, but much funnier note, John Oliver had some solid investment advice on Last Week Tonight for those wondering if they should put their life-savings in cryptocurrencies: