Talk of requiring an internet connection for DRM, or the possible restriction of used games could drive potential consumers into the arms of Sony.

FORBES: The Key Split Between Sony's PS4 And Microsoft's Next Xbox Is Starting To Emerge

The genetic domino effect that his team uncovered may have less to do with extending life, he says, then with making it possible to survive caloric restriction at all.

FORBES: Starvation--And Long Life--In A Pill?

"Probably the restriction of movements by clothing could increase the length of sleep, and a cold environment makes swaddling possible without overheating, " she says.

BBC: The babies who nap in sub-zero temperatures