Baseball now has the universal DH, so how about also adding the DF — designated fan? Marketing chief Brooks Boyer even has someone in mind for the White Sox’s selection.

And maybe you’ve seen what Fox Sports will do during its broadcasts: add animated fans created by augmented reality technology. Weird.

It’s a brilliant idea for which I cannot take credit. It is the brainchild of Kevin F. Sherry, who has appeared in these pages as a hopelessly devoted Cubs and Northwestern fan.

“I’d be in Wrigley Field, symbolically representing the legion of fans everywhere,” Sherry said by email.