all the expertise we need to classify such weapons...e.g. this quotation from retired Maj. General Eaton...
A former Fort Benning commander took a stand in the country’s ongoing debate on gun control with a thread of tweets posted Thursday evening. “Let me state unequivocally — For all intents and purposes, the AR-15 and rifles like it are weapons of war,” retired Army Maj. Gen. Paul Eaton wrote on Twitter.
Read more at: https://www.ledger-enquirer.com/news/politics-government/article262125247.html#storylink=cpy
Add to that the successes that other democracies have had with such bans. and buy backs..like Australia and Canada
You're just pouting like a child who's having a toy taken away...only this one kills thousands of people each year. You make horrific choices.