Lots of people asked Mark Zuckerberg questions during his Facebook Q&A on Tuesday.
Among them was former California Governor Arnold Schwarzenegger: Noted physicist Stephen Hawking:
And Arianna Huffington, of The Huffington Post:
Below are some other topics Zuckerberg addressed.
Where social media will be in 10 years' time:
Facebook's controversial real name policy:
Future plans for Facebook:
A prediction on Facebook's very existence:
On salary (Zuckerberg pays himself $1 a year):
You can read more of the Q&A here.