The below infographic from Switcher Studio looks at the evolution of video from 2005-2015--in other words, the ten years that YouTube has existed.

Some takeaways include the fact that YouTube reaches more 18-49 year olds than any cable network in the U.S. Meanwhile 75% of 18-29 year olds watch video on their phones. And top paid  YouTubers focus on both quality and quantity by posting often.