Why do people blog? (final)

Still from Theodores Zeldin in "An Intimate History of Humanity" (page 17)

Now that for the first time better communication has become one of humanity's main priorities, no life can be considered to be fully lived if it has not benefited from all the encounters of which it is capable. Today, hope is sustained above all be the prospect of meeting new people

The prospect of meeting new people.... Isn't this what blogging, and more generally the web, is all about?