Effectively e4defrag to the user is a low-level operation: it relocates the blocks of a file. Nothing semantically changes with the directory, so it should not be modifying the directory timestamp.
Currently it sounds like Drupal is the best blogging platform available right now. (from what I've read) Is that what you are using on your blog?
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Wow that was strange. I just wrote an incredibly long comment but after I clicked submit my comment didn't show up. Grrrr... well I'm not writing all that over again. Regardless, just wanted to say excellent blog!
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