Richard Caetano

really like Bitcoin. I own Bitcoins. It's a store of value, a distributed ledger. It's a great place to put assets, especially in places like Argentina with 40 percent inflation, where $1 today is worth 60 cents in a year, and a government's currency does not hold value. It's also a good investment vehicle if you have an appetite for risk. But it won't be a currency until volatility slows down."

Private keys are generated from large amounts of random data, called entropy

to become your own bank

private key is a large random number that acts as the key to spend your bitcoins.