SharePoint 2010 is now available via Azure Infrastructure as a Service. (Iaas) As you start to think about cloud deployments and migrations, keep this knowledge handy.
Windows Azure Virtual Machines
— Virtual Machines give you application mobility, allowing you to move your virtual hard disks (VHDs) back and forth between on-premises and the cloud. Migrate existing workloads such as Microsoft SQL Server or Microsoft SharePoint to the cloud, bring your own customized Windows Server or Linux images, or select from a gallery. As a common virtualization file format, VHD has been adopted by hundreds of vendors and is a freely available specification covered under the Microsoft Open Specification Promise.”