Everyone had clearly spent far too long perfecting their appearance. I used to feel intimidated by people like this; now I see them as walking insecurity beacons, slaves to the perceived judgment of others, trapped within a self- perpetuating circle of crushing status anxiety.

If technology is a drug – and it does feel like a drug – then what, precisely, are the side-effects?

Your grades are not your destiny: they're just letters and numbers which rate how well you performed in one artificial arena, once.

[Black Mirror] is always about unforeseen consequences and unforeseen problems, it's not usually that someone's created a machine that they want to enslave mankind with, it's someone's invented a new kind of... paperweight that enslaves mankind.

It's a barrel of laughs, isn't it? It makes The Day After look like friggin'...insert name of cheerful thing here. It was one of the things that made me really worry about worst-case scenarios. There's something impish and probably somewhat therapeutic about thinking about those things.

I'm known as being a massive dweeb who's into video games and so on.

Our four-year-old, like a lot of kids, you introduce him to an iPad and he quite quickly gets drawn in in a way that you're like, "Wow, I've got to stage an intervention here." He picked up on gaming terminology really quickly. If you say, "Keep practicing holding a pencil and see if you can draw a letter, the alphabet," he understands that if you do that you've unlocked Level Two.