EMC is still in the process of fitting together all the pieces of its ILM (information lifecycle management) jigsaw puzzle, but the company is very clear on one aspect of the strategy: it <A HREF="http://www.cio.com/blog_view.html?CID=20558">has IBM in its crosshairs.</A> At the EMC World conference in Boston this week, the heads of EMC's software and information security businesses--two core pillars of its evolving ILM strategy--both singled out IBM as the chief competition.