If I use Facebook to stay in touch with my high school friends who are church-going Republicans, I may be getting more ideological diversity than in hanging out with secular progressives on the World Politics sub-reddit.
Ethan ZuckermanWhen I'm playing with circular saws, I'm offline (though often listening to podcasts) and when I sit in the cabin to read or write, it's wonderful to be offline for a few hours at a time.
Ethan ZuckermanReddit names are unconnected to real-world identities and it's commonplace for users to create 'throwaway' accounts to reveal sensitive information.
Ethan Zuckerman