danah boyd on The New Blogocracy

She covers the convention, the Times dismissal of bloggers as "web diarists" and the comparisons to journalism ...

As a practice, journalism espouses an air of objectivity, purporting to cover all sides of a debate, equally and with emotional distance. While few believe that journalists are unbiased, it is considered a respectable aim of the profession and readers expect them to be as objective as possible. Bloggers, on the other hand, have no such cultural code and their readers rarely hold them accountable for objectivity. In fact, what makes blogging confusing for many is that the practices encompassed by that term are quite diverse.