Did you know you could buy all the servers with the cost of your system room's or data center's power consumption? I think this is a lot!....
Enabling the cloud is one step forward of the virtualization. With the virtualization, you can save from the hardware resources. But virtualization is still somewhere between hardware and operating system. It's has no clue what's turning around up there in the application layer.
Yes, cloud gives you the control of the application layer.
You can scale up, shape up, extend or shrink on the go.
Then, you can save a lot by sharing the resources between the applications.
Everything comes from Cloud Solutions has a fast ROI.