translation.en: There are no tethers. It looks around, searches for the ball, looks around, searches for the ball, and it tries to play a game of soccer, autonomously: artificial intelligence.
translation.zh: 没有外接连线。它查看四周，寻找球， 再查看四周，寻找球，试着踢足球， 自主式的踢球，实现人工智能。