Very Small Computers

In the CACM:  Smaller than a grain of rice.  Possibilities for injection into many places in the internet of things.   " ... Computers used to consume whole rooms, but now one computer can fit on the edge of a nickel. At just one millimeter cubed, the Michigan Micro Mote (M^3) is believed to be the smallest autonomous computer in the world. .... For over a decade, the faculty and students at the University of Michigan's computer science department have been working on the M^3. As the Internet of Things (IoT) gets bigger, the Michigan team is pushing to make computers ever smaller. ... "