yes i have changed my mind recently,1st- fired 20guage shotgun at wall, dmn pellets blew hole thru wall - gun dealer must a been wrong -decision get new gundealer, 2nd- shotgun blast also went thru neighbors window killing cat on window sill-descision and several mind changes , which lawyer i need, what contractor i will need to fix wall and neighbors window, how deep to bury neighbors cat, where i should get rid of gun at, i must admit several confuseing mind changes all at once,