translation.en: A few years ago I was visited by the guy that runs DARPA, the people that fund all the advanced technologies that businesses and universities probably wouldn't take the risk of doing.
translation.zh: 几年前， 国防部高级研究计划局的人来找我。 这些人专门资助开发那些商业界和大学 不肯冒险去做的先进技术。