Actually, to clarify my headline question above, it's not so much "dead" blogs as blogs that need some attention and perhaps some updating (some of which haven't been updated in weeks or even many months), and yet... those same blogs are showing up in traffic rotations on blog traffic exchanges (Blog Mad, Blog Explosion, Blog Clicker, Blog Advance, etc.)
First, I'm left to wonder if some of these people have just dropped off the face of the earth? It's as if they don't respect the audience enough to take a few minutes to post some new content, or, failing that, at least take a few minutes to visit the blog exchange sites to "pause" their blogs, or update their credit allocations to save the credits for a time in the future when their site might be updated.
Continued in article comments Please see comments for more details and space to add your own thoughts on these issues.