The latest Tinderbox experiment involves smarter drag-and-drop (and cut-and-paste) from NetNewsWire, a handy new application that keeps an eye on weblog headlines. Tinderbox's default behavior is pretty good, but NetNewsWire has just added some new XML drag flavors that let Tinderbox understand whether you're dragging a news feed (which you'd probably want to have updated automatically) or a news story (where you probably want to keep the summary in Tinderbox, and to provide easy access to the full story).