Hackatao and the Austrian Post unveil their second phygital stamp collection, a tribute to the boundless genius of Wolfgang Amadeus Mozart and Hedy Lamarr. This 10,000-piece series fuses the tactile world of art with the digital prowess of blockchain, immortalizing two Austrian icons who redefined their eras. The limited series will be released on June 4 and will be available in the Crypto stamp online shop.