Read more: winrumors.comBen Peterson, a graphics designer, posted his online web portfolio recently. Peterson details several projects he is working on, including one for Microsoft. “Collaboration with Microsoft’s IEB design group investigating future user experiences and hardware for 2015,” states Peterson’s entry earlier this month. ZDNet spotted the web portfolio and believes that Peterson has been drafted in by Microsoft’s Interactive Entertainment Business (IEB) to create concept designs for a new Xbox. Peterson also posted an image alongside his portfolio that is difficult to judge. The image appears to show a black device with sharp edges (see below).