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You could run vanitygen to guess the private key to any Bitcoin address. It might take a few billion years.



Time to find a billion computers to run it on


It could also take just one day if you are lucky. It impossible to predict, just like the future of bitcoin.


Equivalent of a bitcoin lottery?


If you want to play the Bitcoin lottery, it's a far better idea to focus your computing power on solo mining. You have far more chance guessing a 25 bitcoin block than getting a valid private key.




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