Facebook founder and CEO Mark Zuckerberg speaks during the celebration of ringing the Nasdaq opening bell May 18, 2012 in Menlo Park, California. (Handout/GETTY IMAGES)
Like last week, we compiled everything into a Storify for ease of sharing. So feel free to spread it around and let us know what you think in the comments:
Disclosure: The Washington Post Co.'s chairman and chief executive, Donald E. Graham, is a member of Facebook's board of directors.