存著再看年 11:12 说地方与人 Liberals, Conservatives, and Pride and Prejudice, 部分 2: Crash Course Literature 412
存著再看年 17:40 成为更好的你RSA Bar Owner Builds an Alarm That Stops You From Forgetting Your Credit Card | Hack Job | WIRED
存著再看年 15:19 成为更好的你RSA Engineer Builds a Tetris Microwave That Only Cooks While You Play (英尺. Allen Pan) | Hack Job
存著再看年 17:40 成为更好的你RSA Bar Owner Builds an Alarm That Stops You From Forgetting Your Credit Card | Hack Job | WIRED
存著再看年 15:19 成为更好的你RSA Engineer Builds a Tetris Microwave That Only Cooks While You Play (英尺. Allen Pan) | Hack Job