It’s not polite to gun grab.
Given his premises, we need to also reform swimming pools, pillows, high rise buildings, tall bridges, rope, knives, plastic bags, fire, large bodies of water, gas, garages where dangerous cars can become weapons of death, airplanes, etc.
Of course if he really cared about lives and risks, he would not be ignoring the social media of incoming foreigners who have long histories of devotion to terrorism.
An armed society is a polite society!
“An armed society is a polite society.” - R. A. Heinlein. I carry and I can tell you that if anyone tries to disarm me I will assume that person wants to have his way with me and will be meeting his maker. Hot lead, cold steel or a broken neck. I’m not leaving here until called.