> I wonder if it's possible to create a blood-producing machine (with bone marrow culture and whatnot). People have been trying since the 17th century: http://

> I wonder if it's possible to create a blood-producing machine (with bone marrow culture and whatnot). People have been trying since the 17th century: http://en.wikipedia.org/wiki/Blood_substitute http://en.wikipedia.org/wiki/Blood_substitute