They also carry machineguns which are based on and look like 1942 German MG42s, carry anti-tank weapons similar to the 1944 panzerschreck, and have you ever noticed how their present full head-cover helmet design is very like the old German Waffen SS one? Even their fatigues look a bit like Western Waffen SS ones.
Compare:
Waffen SSto
Modern American GIsBad comparison pictures, there were better ones, but I can't be bothered scouring google.
To the victors go the spoils, of course. The German army knew its stuff when it came to warfare, the Americans just nicked the technology (or rediscovered it, even).
