This has already been done before (Score 2, Interesting)

There have been 150-200mV microcontrollers (pdf) at the University of Michigan for some time now: http://wimserc.org/research_highlights/Submiminal_Processor_Research_Highlight.pdf Conference paper 3: http://vlsida.eecs.umich.edu/resource.php?grp=1 what is new is TI and MIT are involved in a commercial low voltage product. But thats still 5 years out. MIT is good at getting press.