YouTube is big. Really big. Really, really big.How big? Try this: It's about to become the biggest media company in the world. Bigger than Disney.Reminder: This company is only two decades old.You're still not paying enough attention to YouTube.

YouTube, the video platform owned by tech giant Google (GOOGL), might be worth as much as $550 billion, according to MoffettNathanson. In fact,

As YouTube marks its 20th anniversary, the Google-owned video giant is the “new king of all media” — larger and more powerful than any other player in Hollywood — according to an influential Wall Street research firm.