I think you've misinterpreted the article somewhat. The best way to rid yourself of "I have this hammer..." syndrome is to get rid of the hammer temporarily, a

I think you've misinterpreted the article somewhat. The best way to rid yourself of "I have this hammer..." syndrome is to get rid of the hammer temporarily, and force yourself to use the alternatives for a while. That way you get to know them, and can recognize when they're a better choice than a hammer. After that you start using the hammer again, but now you can put it aside when you need to. That's why the author suggests giving up your GUI-based tools for a short time.