There's something I find very satisfying about a nice ironic twist.

"National Anthem" was just a funny idea I'd been knocking about. I initially thought about a beloved celebrity having to do that - and then I watched an episode of 24. In my head, I was writing almost a parody of a 24-style president woken in the middle of the night with a crisis. It seemed more interesting to play it ultrastraight and to have the viewer's initial reaction be one of laughter and disbelief - and just have the whole thing become progressively more uncomfortable.

As long as we've still got crazy "what if" ideas, we can continue [Black Mirror]. It's outpacing reality that's probably the challenge.

Technology is a global thing and wherever you go, people are prodding the same devices and worrying in the same way and have had their lives slightly altered in the same way.

I saw The Twilight Zone for the first time when I was 12 or 13. I used to stay up late to watch.

[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.

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.