IBM's latest announcement probably won't get us any closer to securing our very own in-house version of Watson, but the firm is boasting a new line of Power7 products that includes an upgraded version of the supercomputer's server. First up are the BladeCenter PS703 and PS704, sporting 16 cores and 32 cores, respectively -- the PS704 touts a 60 percent increase in speed over its predecessors. The Power 750, the same system that gave Watson the stuff to slaughter those humans on Jeopardy!, is getting an upgrade that supports as man