To argue in favor of your point. Big vertically integrated firms often become insulated from economic, technical, and business realities. This eventually lead

To argue in favor of your point. Big vertically integrated firms often become insulated from economic, technical, and business realities. This eventually leads to politics winning out over technical or business savvy. At the extremes you'll have companies burning 10s of billions on pet projects going nowhere, or software engineers producing 0 lines of code per year. I wouldn't be surprised if this effect could even be mathematically quantified.