Race simulators like rFactor or iRacing offer the kind of gaming experience only available this side of a six-point harness, particularly when combined with a wheel like Logitech's G27, but sometimes it's a little difficult to get into the game when perched on an office chair. The 4DOF racing simulator from Motion-Sim will provides the missing link with a somewhat dangerous looking combination of pistons and articulating arms. It's been around for a few months but we're just now getting a chance to check out the thing in motion -- pitch, roll, yaw, and heave to be specific, with a harness of it sown to keep the latter of tho