A profile of Sony's soon-to-be CEO Kaz Hirai has revealed that he may have been instrumental to getting a credible iPad rival into the market. The Wall Street Journal look showed that, under Sony's traditional structure of independently operating divisions, four different segments of the company were developing their own tablets. The User Experience group, formed while Hirai was an executive deputy to Sir Howard Stringer, culled all but one project and started focusing on the speed optimizations and PlayStation Suite support that would define the Tablet S.
