What Facebook and Gutenberg have in common is that money controls the flow of information. But that's where the comparison ends. If Gutenberg had built his pri

What Facebook and Gutenberg have in common is that money controls the flow of information. But that's where the comparison ends. If Gutenberg had built his printing press to only print information that would fit within one's existing preferences, then it would have been a lot like Facebook. But the reason we know about Gutenberg is because it did the opposite.