Then again, if you go back to the late 50s or early 60s, the US army was experimenting with almost the exact same thing. The only difference was that the prototype the army tried to use was bigger, powered by a big enclosed prop and very short ranged when compared to the platform shown above. The army cancelled the project after a couple of prototypes crashed, killing or injuring the operator. The modern jetpacks and the platform shown could change that thinking