I agree with the article, but I think there's a greater principle here that it misses – UI that obscures other UI is bad UX. It's a lazy cop-out to avoid havin

I agree with the article, but I think there's a greater principle here that it misses – UI that obscures other UI is bad UX. It's a lazy cop-out to avoid having to figure out how to integrate important elements into the design of your page. I find Google/Material Design's floating action buttons very frustrating.