Reminds me of Microsoft's Instaload design for batteries: "The two batteries can be inserted in any of the four possible orientations as shown above and the dev

Reminds me of Microsoft's Instaload design for batteries: "The two batteries can be inserted in any of the four possible orientations as shown above and the device works." Source: http://www.microsoft.com/hardware/mouseandkeyboard/licensing/instaloadoverview.mspx http://www.microsoft.com/hardware/mouseandkeyboard/licensing... HN Discussion http://news.ycombinator.com/item?id=1480059 http://news.ycombinator.com/item?id=1480059