Actually, the trackball did both that *and* had a trackball mode. There is a switch on the underside to switch between the two modes. Most games didn't support the true trackball mode though (I remember missle command did, not sure if centipede did or not).
#7
Actually, the trackball did both that *and* had a trackball mode. There is a switch on the underside to switch between the two modes. Most games didn't support the true trackball mode though (I remember missle command did, not sure if centipede did or not).