http://blip.tv/play/AYG8uQEC
http://blip.tv/file/get/Ccnl-KeynoteLarryLessig288.m4v
苦命，这个视频比较大，不知道怎么才能下载回来。
HTTP request sent, awaiting response... 200 OK Length: 636496127 (607M) [video/mp4] Saving to: `Ccnl-KeynoteLarryLessig288.m4v?bri=91.1&brs=2232' 1% [ ] 9,349,183 375K/s eta 4m 44s
