HEAP BIG BREAKTHROUGH: According to George Dvorsky at io9, scientists have made human stem cells by Dolly-type cloning. Check out his article, "Scientists Use Cloning to Create Embryonic Stem Cells".
The Godsquad's gonna freak . . . but the 'Genie' is out of the bottle, er, test-tube. Essentially your unique DNA can be used to grow more you to fix things that need fixing with you. Now, we got medicine. It's early days, now, but the path to control of our genetic expression just got a lot more defined. Also, long-term, this is probably not good if you make or sell pills and such for a living.