It is remarkable that science has progressed so far even though we are still a ways off from making use of this.
Interesting article:
http://www.theguardian.com/science/neurophilosophy/2014/nov/26/lab-grown-spinal-cords
Interesting article:
http://www.theguardian.com/science/neurophilosophy/2014/nov/26/lab-grown-spinal-cords