Pfft 3D printed BFG FTW
Yes
No
Pfft 3D printed BFG FTW
So I'm still waiting for you to explain what you think semiauto means, but now you've shown that you don't know anything about jacketed vs non jacketed rounds.
Firstly, there are most certainly .30 cal jacketed rounds available for civilian purchase, and secondly, soft point rounds are more dangerous than jacketed rounds.
Beta Club Brosquad
We have a Gun Control thread for this.