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.