31 Note that for such controls to be fully interactive, assign the win-interactive class to them, otherwise the surrounding control (and this applies to ListView as well) will swallow input events before they reach those controls.

32 Creating a filtered projection is also useful to intentionally limit the number of items you want to display in a control, where you make sure that true is only returned for a fixed number of items.

33 This is entirely separate from creating a sorted projection of the items, for which you’d use WinJS.Binding.List.createSorted.