Apparently the Army is taking a look at this concept again. Not sure why since it was tested and rejected 50 years ago, so it will probably come to nothing again:
https://ndiastorage.blob.core.usgovcloudapi.net/ndia/2018/armament/ParisiSmallArms.pdf
More like 69 years ago, when this old man was 9 years old. Assume technology is ready for multiplex ammo
EDIT: can’t add, LOL 66 years ago, not 69
Maybe a better option would be to teach soldiers better marksmanship skills so they could hit their target with standard ammo.
It’s not ‘gay’, it’s duplexing.
Hollowpoint gaping-ass tail.