My father passed in 2019, in cleaning up the house I came across a walnut display case with 10 or so real $2 bills with Trumps picture on them, sealed in plasti

My father passed in 2019, in cleaning up the house I came across a walnut display case with 10 or so real $2 bills with Trumps picture on them, sealed in plastic. I had no idea my Dad had gone down that path, or why... I've been on this earth a long time, and I too realize I don’t know anything about human nature or intellect.