This year's market for IT is around $3.5T, and the pie is still increasing. Public cloud grabbing a quarter of that by 2020 seems entirely feasible. http://ww

This year's market for IT is around $3.5T, and the pie is still increasing. Public cloud grabbing a quarter of that by 2020 seems entirely feasible. http://www.gartner.com/newsroom/id/3482917 http://www.gartner.com/newsroom/id/3482917