Valve’s virtual reality demo at GDC was nothing short of magical—it used fancy emitter technology to let us actually walk around a demo room. It felt so real. Valve calls the tech Lighthouse, and it’s kind of genius.
Video Game Sans Video is a project that satisfies just about all the criteria you need to call something a video game. Except, well, for the actual video.
This contraption looks like an alternate-reality version of the arcade game that pretty much saved Nintendo. No pixels are present in engineer Martin Raynsford's laser-cut re-creation of Donkey Kong but you do control Mario via an NES hooked up to servo motors. This first attempt only lets you jump as Mario but…