At VidCon, YouTube's Biggest Stars Enjoy Huge Fame

Yahoo Global News Anchor Katie Couric heads to the world's largest online video conference.
3:12 | 08/01/15

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Transcript for At VidCon, YouTube's Biggest Stars Enjoy Huge Fame
Is it me or does the world seem divided between those obsessed with buying videos and youtube channels and those who rarely dabble? Increasingly the online superstars are crossing over into mainstream stardom. Tonight Katie couric gets a behind-the-scenes look behind bid-con. Reporter: They're the biggest names you've never heard of if you're over a certain age like me, modern day celebrities like smosh. This is freaking me out. And he can't even show his face without being recognized. More than 300 of these superstar creators are getting face to face with 20,000 of their biggest fans. Bid-con is where the fans and creators can finally meet each other. So there is just tremendous energy. We love getting to meet the fans. It's so crazy and fun. It's my third year coming here. Okay, Jeff Jarvis, media guru, what do you make of the whole scene? It's the future. TV is dead. This is about relationships. Reporter: A variety study finding the five most influential figures for American kids between the ages of 13 and 18 are all youtube stars. We live in a world now where a kid in the middle of the country could make a video and build an audience and a brand without a big media company behind it. I didn't have to ask ooub permission to upload a video. It became a really great source of creativity for me without gatekeepers to have conversations with the people I would have wanted to watch me in TV and film but have it directly with them. Reporter: In a landscape chockful of content, 300 hours of video are uploaded to youtube every minute. But how long will it last? Are these going to are flashes in the pan? There's no guarantee they're going to continue to have the level of fame they have now. You really have to hope there's good structure in those kids' lives. It's not about loving the thing that the content gets you but about loving the actual content itself. Reporter: What if people stop being interested in your journey. Do you worry about that? I wish we were in Vegas right now. Because it started out from humble beginnings, it's hard to get upset with someone if they age up and move on. Reporter: Youtube is ten years old, receipight? Reporter: So what is this whole landscape going to look look ten years from now? We are completely overwhelmed with trying to understand the present, never mind ten years from now. Join the club.

This transcript has been automatically generated and may not be 100% accurate.

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