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.

In the U.K. I'm probably better known as a comedy writer - or certainly that's my background is in writing comedy.

"Be Right Back," in which Hayley Atwell brings Domhnall Gleeson back from the dead using his social-media profile, sprang out of an unrelated conversation. Other stories you thrash away at for weeks and weeks.

I really don't want to sound like overly negative or critical of the Internet in general because I'm actually really quite pro-technology.

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

Many people find bald, unvarnished truths so disturbing, they prefer to ram their heads in the sand and start dreaming at the first sign of scientific reality.

'Waldo' was one episode I always felt I didn't quite crack. And weirdly, now that feels like one of the more prescient ones.