That's just how much electricity it will cost you to sustain the attack for 1 hour. You still need to find the hardware. You'll also need to find someone to acc

That's just how much electricity it will cost you to sustain the attack for 1 hour. You still need to find the hardware. You'll also need to find someone to accept your transaction (that needs to be bigger than those 2 costs combined to make it profitable) and give you cash in return. Then you can defraud them keeping the cash and coins by reversing the transaction.