Twenty years of YouTube: How the site has revolutionised the internet

Exactly 20 years ago, a 19-second clip was uploaded to a website that would, in the space of just a few years, revolutionise the internet. The video was called “Me at the zoo,” and was published on YouTube.com, which nobody had ever heard of at the time. We speak to our Los Angeles correspondant Wassim Cornet about how YouTube has changed our lives.