briefly put, stem cells in the body have the power to form any organ – be it an eye or heart tissue. and, if so, when is the end – 3, 30, 300 generations time? there were a few little scratches when we attached the mirrors and i just sprayed some extra paint into a plastic cup and applied with a really tiny paint brush. i think partially it was the size of the can and the fact that i could never find it in loose six pack bottles. but, there are two things to consider before joining the herd. 