The answer is that this is part of a technique to get sites spidered and therefore indexed rapidly.
It's not really for humans to read. In light of some of the absolutely useless, trivial, mundane and outright lies in the blogs of cyberspace, this is just part of the landscape, let's call it - Public Access Television?
You can learn about the whole thing - and no longer stumble around in the darkness - at http://www.blogandping.com