The tangled part is actually mostly 2mm thickness on the surface[0]. That's why the folds matter so much: [0] https://28oa9i1t08037ue3m1l0i861-wpengine.netdna-

The tangled part is actually mostly 2mm thickness on the surface[0]. That's why the folds matter so much: [0] https://28oa9i1t08037ue3m1l0i861-wpengine.netdna-ssl.com/wp-content/uploads/2018/04/Self-Reflected-in-violets-1.jpg https://28oa9i1t08037ue3m1l0i861-wpengine.netdna-ssl.com/wp-... Check out this article for a pretty cool overview of the brain: https://waitbutwhy.com/2017/04/neuralink.html https://waitbutwhy.com/2017/04/neuralink.html