The cloud is the next applications platform, which adopts the concept of “software as a service”. Meaning a company would not have to maintain server hardware and man power cost such as developers, system administrators and DBAs etc. An application is to outsource certain components, software and backend services to other companies that provide them as online services.
For example, an application could be using relational database on Amazon’s EC2 service. There will be many players in the cloud computing, such as Amazon, Salesforce, Google, Microsoft, and even Facebook all want to become the cloud platform of choice for startups and developers to build their Web apps on. An interesting online storage service is Diomede Storage, which offers file storage that lets you monitor how much power of each file consumes. Take a look at the video below for more information.