Here is yet one more movie that shows what advanced tech is out there but not yet available to the common masses. It's a Super Soldier kind of thing where they bring back someone that was killed in the line of duty ... sort of ... where they replace his blood with nano particles that acts like blood but also repairs damage to the body and more. If you can past the gun fire and hand to hand combat, the fact that they are implanting programable nan bots kind of relates to today ...