Blogged Down? An internet contrarian exposes the dark side of company blogs but offers some advice on how to stay afloat.

Many are enchanted by the potential of social networking, file sharing and blogging. Decidedly outside this cheering section is former dotcom founder Andrew Keen, who decries the corrosive effects of anonymous internet posting in his book, The Cult of the Amateur: How Today's Internet Is Killing Our Culture. Keen believes the biggest concern with Web 2.0 is that "anyone can trash your brand. A particularly militant blogger, Jeff Jarvis, got upset over Dell customer service and single-handedly launched a damaging crusade against Dell. Small companies aren't targets as much, but a few negative posts could destroy you."