The cruel and true history is very shocking. Those who have been robbed, abused, raped, or shot have no chance to leave a scream in the long river of history. One wrong choice can wipe out the wealth accumulated over generations. Bitcoin is the first time since the emergence of human civilization that any ordinary person can self manage their own wealth, and the rich no longer have to worry about the gold in their bank vaults being stolen by guns and cannons. How much is the value of Bitcoin?