According to YouTube, 30% of the clips on the site account for 99% of its traffic. And some of those clips are viewed millions of times. The most watched video is Justin Bieber's 'Baby ft. Ludacris' with 598,457,143 views. And then there are videos with just a couple of views.
Dadabot uses YouTube's API to invert the popular search index. Dadabot is a randomized video generator that finds the least viewed videos on YouTube.
(thanks Josh)The Presurfer