Mysterious Ethereum Ad Offers Reward for Solving This Puzzle
A viral marketing campaign has sprung up in Warsaw, the capital of Poland. Plastered across metro stations is the message, “SOLVE THE PUZZLE, CLAIM THE REWARD.” The poster then points commuters to an Ethereum address that contains the reward, 7 ETH, as well as hash tags #0xPOLAND and #0xPOLANDHEIST. The Twitter account that appears to […]