Hacker News new | past | comments | ask | show | jobs | submit login

user: yifanlu created: March 26, 2012 karma: 682 about: [ my public key: https://keybase.io/yifanlu; my proof: https://keybase.io/yifanlu/sigs/AI8h9qa813m7jhRG5dwR8sD69joHRJ-wjioJl0iOERM ] submissions comments favorites