Nevada built their own background check system on top of the federal system and already legally requires private sellers to run one. Therefore the costs won't increase by a federal law requiring background checks and the length of time can decrease is the Nevada public safety department is better funded.

Nobody was wondering about how it works at this moment. We're interested in a better future system.

Being interested in a better future system necessitates understanding the risks thereof, including those currently revealed under the current system.