I think the point was that they weren't completely necessary, and it would create a dependency on their continued use? I'm not sure, but that's what I got, and

I think the point was that they weren't completely necessary, and it would create a dependency on their continued use? I'm not sure, but that's what I got, and I don't agree. NOT using CSS frameworks creates a pretty radical dependency on NOT using them in your design going forward. Sometimes the costs of not doing or using something create a lasting debt. There's an alarming stench of NIH in some of the authors points, co-mingled with some more salient points about not over-engineering up front.