Most software for modern roomscale systems (i.e. Oculus and Vive) takes that into account - movement is mapped 1 to 1 with a person's movement. Travel happens t

Most software for modern roomscale systems (i.e. Oculus and Vive) takes that into account - movement is mapped 1 to 1 with a person's movement. Travel happens through teleportation, which doesn't cause motion sickness. Rollercoasters and smooth/fps style movement is rarely used - and even if it is, the interface is designed tomminimise the effect you mentioned - e.g. user is put into a virtual cockpit, which makes the brain feel it's the terrain that's moving and not the person.