Product Liability Share Close Share Why is Facebook not here? Why is Twitter not here? Share on LinkedIn Share on Google Plus Permalink Email October 5, 2004 Author: Ron Isaac Ron Isaac, a middle school teacher in New York, writes about the deceptive nature and power of advertising. Report Expand Download Print Share Share PDF: Why is Facebook not here? Why is Twitter not here? Share on LinkedIn Share on Google Plus Email Download or Print Permalink Copy Link Embed PDF: Copy Embed Code