How cloud computing changed internal IT in 2009

Strangely enough, cloud computing has turned out to be more about reviewing and
modernizing internal IT than about how internal IT systems can be extended to
the clouds. More simply put, we now try to replicate the value of cloud
computing by modernizing and reimplementing our existing IT architectures using
cloud computing concepts, such as self-provisioning, virtualization, elasticity,
multitenancy, and yes, SOA.