When you're being earnest, people think you're being sarcastic and when you're being sarcastic, they think you're being earnest. The moral in all this, of course, is that people should never attempt to communicate.

What happens often is the script is written and once the director comes on board you have lots of conversations and it mutates again.

I'm trying to think overall. Some of our stories [Black Mirror], I think you're right in that they don't tend to have a message.

When you look at things like social media, that's an immensely powerful tool that I'm all in favor of. I think it's amazing. It's a powerful tool, and it's one that we're, as a species, still grappling with learning to use. It's like we've grown an extra tail and we inadvertently lash out and knock over all of the furniture.

While I was thinking about that, the military, I read a book called On Killing, about the obstacles people have to pulling the trigger in combat. So sometimes you just absorb all this stuff without realizing you were doing research.

I'm a worrier. In the UK, if I'm known for anything, it's sort of for being cynical.

Things like social media and the Internet, of course, it's not going away. There is no cure for it. And this shouldn't be just like there shouldn't be, you know - it would have been a tragedy if there was a cure for the printing press. I think it's just that it's an amazing tool that we as a - as an animal are just getting to grips with because it's like we've grown a new ultra powerful limb and we're learning how to use it.