Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress so we know the dress was black and blue BUT that's not what i'm here to discuss : r opticalillusions Is the dress blue black or white gold? Body Worlds Amsterdam 10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress