Kitchen or anywhere DIY. Seems simple enough, depending on your gap between shelves, anywhere from ropes to ropes for your spacing. You could even use wider wood, just adjust your rope length to accommodate your width and height of your shelves.
Modern rustic interiors My dad works with wood in this way, he could help make unique counter tops. I think we need something below because our plumbing has to be wrapped in foam and that will look icky!