India, April 9 -- If you work in an enterprise IT organization that's been around for a more than a decade or two, it's a pretty good bet that you do business with one of the so-called megavendors -- IBM, Microsoft, Oracle, and/or SAP. These established vendors have had deep roots in enterprise businesses for many years with ERP systems, databases, and more.

And if you think that your business is under pressure from market and industry disruptors, you should also realize that the same market forces are in play for these megavendors. The cloud has changed their licensing and business models. They are also under strain as these models have shifted, and their sales tactics have shifted, too, as they look to drive upsell revenue. These compani...