Yes, they are believed to have originally been used in Africa, to trap evil spirits. Lately they’ve become trendy yard art...
-JT
Some people put Christmas lights in them for the holidays.
Much longer trend than just lately. I remember seeing them since I was little and I’m not admitting how long that’s been. My grandfather started one but didn’t drink so dumped that idea. However, he had all sorts of whirly gigs made out of plastic jugs and other homemade yard art.