Open Source Fuels Cloud computing innovation

Open Source is a new resource and playing an important role in the spread and adoption of cloud computing approach.  Here is one view on how Open source can fuel cloud computing innovation by Ignacio M. Llorente

• Why use open source for building and designing cloud? Because open-source software stacks offer a huge amount of customizeability so the cloud you build actually does what you need it to do — and without huge licensing fees.
• How can open-source cloud management tools like Eucalyptus, CloudStack, OpenStack and OpenNebula  impact the adoption of cloud technology?