BITCOIN               
                                        
                                          
 BITCOIN  IS A CRYPTO COIN,  CRYPTO  HERE 
 MEANING  "HIDDEN", BECAUSE THIS MONEY IS 
  INVISIBLE, INTANGIBLE (YET STILL REAL)! 
 THIS IS A SYMPTOM OF  IT ONLY  LIVING ON 
 THE INTERNET -  IN FACT, IF  YOU WERE TO 
 REMOVE A  BITCOIN FROM THE MAINFRAME, IT 
     WOULD IMMEDIATELY DIE AND BECOME     
                WORTHLESS.                
                                          
 IT WORKS LIKE  THIS:  IF YOU  MAKE  YOUR 
 COMPUTER  CREATE  A  LOT  OF  HEAT, IT'S 
 REWARDED  WITH BITCOIN, AS  A  TOKEN  OF 
       GRATITUDE FROM TIME'S ARROW.       
                                          
 THEN EVERY OTHER  COMPUTER HAS TO SIGN A 
 DOCUMENT  STATING THAT THOSE  COINS  ARE 
 ACTUALLY YOURS.  YOU  CAN THEN SEND THEM 
 TO  OTHERS,  GENERATING  A NEW  DOCUMENT 
          FOR EVERYONE TO SIGN.           
                                          
 AND BECAUSE  YOU'RE KNEE  DEEP  NOW, YOU 
 HAVE  TO  SIGN  A   LOT   OF   DOCUMENTS 
 YOURSELF,  AND KEEP TRACK  OF WHO SIGNED 
 WHAT, AND  LOOK  FOR FORGED  SIGNATURES, 
 AND  PROBABLY  FORGE  A  FEW YOURSELF... 
                                          
 ALSO,  IN  THE  END  IT   DOESN'T  WORK.