I noticed this as I washed up. The blueberry I had discarded as too squidgey for my porridge sat on the kitchen worktop. Their colours blend. The shadow of the body of the fruit creates a fuller sense of it as a 3D object.
I signed a petition today to request better conditions for workers that big corporations exploit to make their stuff. I feel so strongly about it that I added a paragraph of my own to the standard text: