At least that’s what DARPA wants, which wants a simple design. Known in the field of sci-fi, the concept of a jetpack, ie a mini-turbine that can be mounted on our back, has been occupying engineers for a long time, but so far we have not seen many reliable solutions that can be used in everyday life. We read about an interesting test recently, but now DARPA himself wants to see something like this, namely in the field of tactics.