Target practice. Inherited heirlooms. Defense while camping. People find them cool. People keep guns for the same reason people keep swords. I understand that it is a tool designed for killing but at the end of the day it is still a tool. Don’t get me wrong I’m still all for gun control but I do understand why people would want to keep a gun in their home. You don’t have to agree with it but you shouldn’t punish people who responsibly own firearms.