By: (Unknown) Posted: 9/21/2010 Page Views: 5,821 Hashtags: #Facebook #Humor Let's consider what historical Facebook postings might have been like. Estimated reading time: 1 minute(s) (133 words) Facebook has become such an integral part of our world that it's hard to imagine life without it. But what if Facebook had been around in Galileo's day, or Darwin's, or Caesar's?