This is what Kyle wanted. He did not want the gun to become some kind of revered relic of the case.
The gun should be on display in the 2A wing of the Smithsonian...
I think it’s a reminder of a very traumatic event that led to a period of repeated traumas inflicted by prosecutors and media.
And it would be a weirdo magnet. People always bugging him to let them hold it, or sell it or thieves trying to steal it.