New advances in the mobile hardware and software technologies led to the recent introduction of markerless augmented reality. This approach eliminated the need for 3D object tracking systems, overcoming the interactivity limitations marker-based augmented reality placed on the range of images encapsulated within the markers.

All this after watching the first episode of Planet of the Apps. I know so little of the industry but this proves to be quite the episode long education. Plus, how can you not listen to the wit of the man himself Gary Vee. Read more about Markerless VR in the link below.