Why now?
Cloud native is now! Dr Frank Munz wrote one of the very first cloud books in 2011. munz & more is AWS certified and partner. We are offering consulting and training services for all major clouds (AWS, Microsoft, Google and Oracle). We believe that you should know about cloud offers today and use them where appropriate. Often using the Cloud is even easier and cheaper than traditional approaches!
Book:
Cloud Computing and Middleware: Oracle on Amazon, Rackspace and the RightScale Management Platform.