This article seems way off in so many different aspects, especially the example where they keep the sidebar beside the text on the mobile version and say it is

This article seems way off in so many different aspects, especially the example where they keep the sidebar beside the text on the mobile version and say it is better. I understand the point of view that responsive isn't the answer to everything, but saying that dekstop versions of sites 'work' couldn't be more wrong in terms of just about everything.