we all knew this was going to happen
Via Warren Ellis' die puny humans:
US firm Microvision has developed a system that projects lasers onto the retina, allowing users to view images on top of their normal field of vision.
It could allow surgeons to get a bird's eye view of the innards of a patient, offer military units in the field a view of the entire battlefield and provide mechanics with a simulation of the inside of a car's engine. (BBC News article)