The list author says: "If you're just a recreational weekend backpacker, you don't need all the extra-super-extremely lightweight items, but you don't want the heaviest stuff either. Affordable items that can multi-task, and maybe someday be used in ultra light camping."
"You'll need a sleep pad, to soften the ground as well as insulate you from it. This is a standard, but you could try a foam sleep pad first (as they're considerably cheaper)."
"You need a good pair of hiking shoes. These are mid-range price, but totally and completely worth it. If you were an ultralight hiker, you'd go with hiking _shoes_, but these boots give you extra ankle support."