Banks loan money they don't have. Most hold a limited reserve to serve the few who decide to make redraws. When the majority decides to liquidate their bank accounts we have what is called a bank run.

In order to protect the banks, central banks were created to provide a gu...

Some of the reasons:

• Some see cryptocurrencies such as Bitcoin as the currency of the future and are racing to buy them now, presumably before they become more valuable
• Some like the fact that cryptocurrency removes central banks from managing the money supply ...

Many of us have heard of cryptocurrencies (like Bitcoin), which have exploded in value in the last ten years. The underlying technology, blockchain, is the heart of crypto and many other new digital applications and ecosystems.

Blockchain is a digital archive or registry, w...