Why are "private sales" so important? Can you explain that?
In a world without private sales, instead of saying "Here bro, here's that handgun you wanted, I take cash or Bitcoin", you have to say "Here bro, let's walk over to Sports Palace so they can run the middleman paperwork. They charge like $15 for the background check."
Yes, it's an imposition on you. (Wait, no, it was a bill with the potential to lead to a future imposition, which if it happened you'd be able to address at the ballot box later, right?) You know what else is an imposition? Actually being dead. When we're looking at that cost-benefit analysis, in which "gun owners are inconvenienced by a paperwork burden on private sales" are the downside and "numerous low-hanging-fruit murders are prevented because a potential assailant had met roadblocks in obtaining a gun" ...