And @scalac_io's even tackling online chess, enabling methods to ensure chess bots are spotted & taken out of the game with fraud detection algorithms. That's hard to program directly on blockchain, but made possible by tapping into existing chess libraries via The Blockchain OS.
@scalac_io 甚至解决了在线国际象棋问题，提供了确保发现国际象棋机器人的方法