"It looks like a modernist painting. Some of those who saw it have likened it to work by (Paul) Klee. Through carbon dating we established it is from around 9,000 B.C.," Coqueugniot said."
http://news.yahoo.com/s/nm/20071011/en_nm/syria_painting_dc This is cool. These people were apparently hunter-gatherers. No farms, no domestic animals, only flint technology. But their art had rectangles (even approximately golden rectangles) with right angles. That seems interesting to me. Did they have a use for rectangles, e.g. in home construction, or was it a purely abstract aesthetic/mathematical/spiritual thing?