How YouTube has changed the world forever

YOU’RE sitting at your computer, struggling with a deadline, when! new mail arrives from a friend.

‘LOL!! you have to see this!!!’ chortles the subject line. It’s bound to be a video of a dog smoking or a budgie roller skating.

If you’re like the majority of us, you’ll open it. One billion people access YouTube each month to watch Ninja babies or bad lip-synching.