Tiny Watson

You would not think size would be a big issue, given what can be done in a smartphone.  But the goal is a good one:  In CWorld:

" ... The company ... will show a smartphone-size prototype microcomputer that integrates CPUs and circuitry typically spread out over large motherboards. IBM initially hopes to build a "datacenter in a box" holding a swarm of these computers, and research will pave the way for even smaller computers, said Ronald Luijten, an IBM researcher.

IBM wants to build a version of its Watson supercomputer the size of a pizza box, containing a series of such microcomputers. Watson made waves by winning a Jeopardy contest in 2011. The Watson server today is the size of three stacked pizza boxes. ... "