Edward Snowden has created huge controversies worldwide. People are not sure what to think about him. Is he a hero? A fighter for freedom of speech? Or a delusional traitor that exposed national security? Has he done the right thing to all people or a disservice to his country and fellow countrymen? What is your opinion about this and the broader issue of surveillance of the phone calls of the U.S. citizens? What does our right to privacy mean in this age of networked systems and the massive storage of the data flowing through the networked systems?