Maybe one of these robots will be ready to do housework oneof these days!! We can only dream !! It always seems as if you can imagine something somewhere down the line it will become a reality when technology catches up with imagination!! This little robot was made to roam around a distant planet and find out all kinds of imformation for NASA. XZO WAS PAINTED using watercolors and pen and ink on arches 140 lb hot press watercolor paper.