622KiB, 1246x833, fractal iterations.png View SameGoogleiqdbSauceNAO Anonymous Wed 31 Jul 20:05:59 2019 No.10852835 ViewReplyOriginalReport Quoted By: >>10852854 >>10852867 Why are there detectable changes in brain activity when humans stare at fractal images? Why are some more "engaging" than others?