1. This will not "prevent" mass shootings 2. This will be misused. 3. You think arming everyone is a better option than just decent gun control? 4. From what

1. This will not "prevent" mass shootings 2. This will be misused. 3. You think arming everyone is a better option than just decent gun control? 4. From what I can tell, this can be easily be defeated by a bulletproof vest and a gas mask.