What is a friend? What is a stranger?

The answer to this question used to be crystal clear. Friends were people that you knew, trusted, socialised with and liked in real life. Strangers were people you hadn’t met. But then along came the internet, and along came social media, and suddenly our ability to accurately define what makes one person a friend and another a stranger became increasingly blurred.

After all, and even though you might have never met, there’s every chance you’re closer to and share more with some of the people on your Twitter network than you are to Facebook ‘friends’ you haven’t seen or engaged with since you left school. And, let’s be honest, didn’t really think all that much of back then, either. They’re strangers, and have been for 20 years. Maybe always.

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