Ever ask your clients how many public cloud services they use? Odds are the number is higher than even the most senior tech guy knows.
In fact, the appeal of low-cost, easy-to-use, feature-rich public cloud services is so universal that by 2020, cloud will claim two-thirds of all IT infrastructure, software, services, and technology spending . By then, cloud-related communication will account for more than 80% of total data center traffic .