Mark Zuckerberg was in a Q&A episode and was asked quite a lot of questions. One of the questions was just how many hours he actually works a week and what he actually does for work. Questions also came from billionaire Sir Richard Branson and pop-star Shakira. Check it out:

So how many hours does Zuckerberg work?

Then Sir Richard Branson asked about the benefits of connecting the developing world to the Internet:

Shakira also posted a question to Mark:

Mark also discussed a question on whether or not Facebook ruins our face-to-face people skills.