I was able to get in through the employee page: http://www.quora.com/about/team

And that's their home page? What do these people do all day? Blow bubbles for shits and giggles?

It's looks like stack exchange but they hide the answers behind a facebook login.

Apparently Ruby peaked 3 years ago: http://www.tiobe.com/index.php/paperinfo/tpci/Ruby.html

And I don't know what to make of Python: http://www.tiobe.com/index.php/paperinfo/tpci/Python.html