I think it is a good habit to look back and validate a thesis, offer a critique or spend some time examining why we thought X about Y after a reasonable period of time has passed.  I read this post from Dan Kennedy a few years ago and I was planning to write a blog post about it in 2014.  I forgot to write the post.  While I was sorting my sock drawer and cleaning up my browser bookmarks during C19 pandemic quarantine, I came across the bookmark and reread article and decided to write the long-delayed post.

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