There is panel discussion at GigaOm Structure.
THE FUTURE OF THE CLOUD PANEL
Recently, GigaOM Pro, The 451 Group, and Northbridge Venture Partners conducted an industry survey to map the future of enterprise cloud computing. The results of the survey will be revealed for the first time in this panel, and we will hold a lively discussion among the stakeholders in key industry sectors about the implications of these results.
John Dillon - CEO, Engine Yard
Marten Mickos - CEO, Eucalyptus Systems
Lew Moorman - Chief Strategy Officer and President of the Rackspace Cloud, Rackspace
What is cool is you can see the slides here. Here are a few from the presentation.