OK. I was thinking more of a Newtons apple moment in space, where someone with a syringe and fluid may make an elegant observation on blow-up or collapse. Eddy

OK. I was thinking more of a Newtons apple moment in space, where someone with a syringe and fluid may make an elegant observation on blow-up or collapse. Eddys in a river with more eddys creating eddys is a dizzying theory though.