Every great idea starts with a problem, and that problem was what Jan Koum encountered after he quit his job at Yahoo! to travel the world. International calls and messages were ridiculously expensive in 2007. It used to cost at least $20 to make a call from say New York to London...

YouTube is the biggest video streaming service, and it is also a place where hundreds of YouTubers make a living. There are 500 hours of video content uploaded to YouTube every minute, and I am going to show you how you can upload your own YouTube video!