What role does open source play in cloud computing innovation?
How can open-source cloud management tools like Eucalyptus, CloudStack, OpenStack and OpenNebula (the European open-source cloud effort of which I am director) impact the adoption of cloud technology?
I see it happening in a few broad ways.
Lowering the barrier to entry
First, most organizations adopt cloud to optimize their IT investment, to improve existing services or to support new business and service models.


