I think you folks missed the point of the original article. In each case, the article took what has sometimes been considered "gospel" and suggested that there are other ways that are at least as good and maybe better. It didn't say that you HAD to hike in shoes...it said that you don't HAVE to hike in boots.

Which is pretty much what we are all saying. WD--I know what you mean about a cold sleeping bag, but It is really going to depend on so many factors. And the laws of physics are correct in this one.