Mark Zuckerberg begins to accept responsibility for Facebook’s influence

Facebook co-founder and CEO Mark Zuckerberg likes to write open letters during times of great import. He wrote one when the company went public, he wrote one to his infant daughter when he became a father, and he has written a new one that was published on Thursday.
So why is now a time that requires an almost 6,000-word essay touching on world affairs, U.S. politics, the value of high-quality journalism, and the crumbling social fabric of America? Because it seems that Zuckerberg has become &ld