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.