It wasn't a man at all. Anouk, with her recently unearthed handheld 8mm camera in tow had come to le Jardin de Tulleries with the explicit intention of harrassing people.
Given the rain, she had stripped off her coat to sheild the camera and came careening down the path, humming an enthusiastic, uptempo tune.
She called out to the woman ahead, but whatever she was shouting was evidently nonsense.