Has everybody forgotten about 1774-1776?
Source: Gun Owners of America
A quick look at Feinstein’s semi-auto ban legislation suggests that up to 75% of all handguns currently in circulation would be banned, along with as much as 50% of all long guns.
Depending on its configuration, the AR-15 you already have would probably be treated like a machine gun. You would have to be fingerprinted, background checked by the FBI, and undergo a six-month license application process to keep it. And when you die, the government will seize it.