As a recent article in the Wall Street Journal noted, a spate of companies in the high technology/high-end services space has rediscovered the joys of vertical integration — you all remember (or at least those of you of a certain age remember) the excited discovery of “M” form organizations and the power of giving product divisions everything they needed to go to market under one roof. Indeed, for many observers, the heyday of this idea occurred when Alfred Sloan was still running General Motors.