This year's edition of the Hitachi Wooo line of flat panels look a lot like their predecessors on the outside (120Hz IPS LCDs, 250GB HDD equipped models with iVDR slots for additional hard drives and Wooonet DLNA network support) but it's what's inside that counts. The four new XP plasma models range from 42- to 50-inches and promise even better contrast ratios, as high as 40,000:1, with better color reproduction and the promise of greater energy efficiency. The ultra-thin 35mm / 1.4-inch thick LCDs are back in four new models, with