<iframe width="580" height="385" src="https://www.youtube.com/embed/cUNX3azkZyk?rel=0" frameborder="0" allowfullscreen></iframe> <br>A young Mark Zuckerberg sat down with CNBC in 2004 to discuss "The Facebook" in the early days of his company. » Subscribe to CNBC: ... <br><a href="https://www.youtube.com/watch?v=cUNX3azkZyk">source</a>