Software developer Niantic and bank card company Fold have built an AR experience that allows you to find and win bitcoin. The game is currently being rolled out in a limited beta, with more features, such as bitcoin trading, to be released in the coming months.
https://www.notebookcheck.net/Niantic-and-Fold-develop-an-AR-game-where-you-can-earn-bitcoin.581102.0.html