In this week's Digital Human, Aleks Krotoski asks if the digital world is robbing us of our voices. When we'd rather text or message than speak to someone, are we still listening?

We're in a golden age of creating and sharing pictures, video and text, but what about the spoken word? Podcasts bring global radio to our ears, but when it comes to talking amongst ourselves, we're choosing not to speak. What role does the voice play in the 21st century - and now that there are so many other options - is it still relevant?