"The principles of physics, as far as I can see, do not speak against the possibility of maneuvering things atom by atom. It is not an attempt to violate any laws; it is something, in principle, that can be done; but in practice, it has not been done because we are too big." – Richard Fynman
In Metal Gear Solid 4, an advanced battlefield control network called "Sons of the Patriots" monitors and enhances the performance of soldiers deployed in combat via nanomachines injected in their body. Octo-camo, a form of smart camouflage, can replicate both the pattern and texture of any surface it comes in contact with. Even with the rapid development of modern nanotechnology, it all sounds little bit far-fetched doesn't it? What if I told you it wasn't?