[According to Twitter] 24 percent of American Twitter users are African-American. That's about twice as high as African-Americans are represented in the population.

Reddit names are unconnected to real-world identities and it's commonplace for users to create 'throwaway' accounts to reveal sensitive information.

The Internet has not become the great leveller that it was once thought it could be.

If we need simple narratives so people can amplify and spread them, are we forced to engage only with the simplest of problems?

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.

On Twitter, if you want to quote someone else, you say, RT, re-tweet, that person's name, and then what they said before. And it's a way of essentially saying, I'm not saying this, but my friend said this and I thought this was interesting.

There's no locality on the web - every market is a global market.