British scientists one step closer to printed retinas using a piezoelectric printer. Hopefully Lexmark doesn't try to get involved. Boy, those guys suck!
http://singularityhub.com/2013/12/23/delicate-eye-cells-are-latest-to-be-3d-printed/
http://singularityhub.com/2013/12/23/delicate-eye-cells-are-latest-to-be-3d-printed/