Because of noise and variability, however, the wiring was not perfect: terminals of neighboring cells in the silicon retina did not end up next to one another in the silicon tectum .

• 然而，由于杂讯与变异性的关系，这个连线并不完美，因为矽视网膜毗邻细胞的末梢，并不会紧邻出现在矽顶盖。