who but probably nothing to do with the company itself, but a squabbling on Amazon. The stages have been unpacked quickly and attached to my amazement relatively quickly. We bought the 15er version, and have to unpack with, create and stick tight 10 minutes bulged to second, then everything was ready. It runs fine on it, they insulate the footsteps on the stairs better than imagined, and also look good. what more do you want...