Enterprises are looking for Cloud to move their Development and Testing activities which deviates the core goals of the enterprise towards setting up middle ware and configuring servers.
PaaS (Platform As A Service) grows into popularity mainly from the fact that Developers can concentrate more on the functionality rather than the infrastructure aspects.
New PaaS offering called Cloud Foundry from VMware is exiting, however there are some feeling about how Cloud Foundry would be a Windows Azure Killer and game changer. We tried to analyze those points against Windows Azure and found them to be not true and these platforms together can serve enterprises depending how the existing landscape of enterprises are laid.