[RansomOttawa]

Having such a unique barcode would have many advantages. In war soldiers could easily differentiate legitimate targets in a population from non combatants.

How hilariously idealistic. What are the soldiers supposed to do, swipe everyone with a bar-code scanner before shooting 'em?

[Smokin' Joe]

What are the soldiers supposed to do, swipe everyone with a bar-code scanner before shooting 'em?

No, just set up the kill units at pedestrian chokepoints, and wait for the condemned to walk through.