If you mentioned all conceptual and then revolution innovations are just things with a different angle of view. This rule apply for every concept went to life in our consuming world. Now watch the ultimate idea brought by Artefact Group - this is a "the Camera Futura concept sees a slim body paired with interchangeable lenses, with a novel twist on the camera form we know and love—the lenses actually hold the sensors and camera components, which means it can be used wirelessly from the camera body.", - Gizmodo.