Eterna Vigilância - Como montei e desvendei o maior sistema de espionagem do mundo

His decision changed the course of history, but what personal or ideological factors pushed him toward this act of whistleblowing?

The moral ambiguity of his actions made me wonder how I would feel in his position. Is there a clear right or wrong here?

The balance between transparency and national security must have been difficult. I'm curious about his thought process in making those choices.