Tech companies have a ravenous appetite these days, gobbling up rivals and competitors with gluttonous abandon.

Research firm IDC recently noted that the number of mergers and acquisitions among enterplrise software companies jumped from 144 in 2004 to 199 in 2005, with the value of such deals doubling to more than $36 billion. And while there was just one deal worth more than $1 billion in 2004, there were seven last year.

So as more companies look to an acquisition rather than ...