The Virality of YouTube

Ever Wondered why Gangnam style was spread all over the world ? or Ever thought that why  Kolaveri Di attracted people out side India also ?
Ever wondered how some common people are becoming stars in a night..?
Do you know How many videos are there in YouTube with more than 10 million views...!
YouTube is really good place to spend some time when you are free..Also you can earn some money if have some special talent. But here in this video you can observe some weird trends on Youtube.
Kevin Allocca, YouTube's trends manager is explaining about this in TED Talks
This means you can also become a star in a night if you have good networking skills.
Some times it can happens without that also...
PS:   (This video is under creative common license by TED.com. All rights belongs to TED.com)