Evolution of Azure

• 2008: 
• App hosting, two roles, queue based communication, partial trust asp.net
• storage: blobs, tables, queues
• Desktop sdk: cloud simulation
• Service mgmt portal: vip swap upgrades, automatic os servicing

Coming soon:
Paid usage Feb 2010
New api exposed and updates IP/Port values
Direct inter-role communications
RoleEnvironment.Changed
RoleEnvironment.Changing
Secure certificate store in the cloud
Logging and diagnostics
Random writes to blobs
Disk drives (February)
Geo-replication
Secondary indexes on tables
Service Management API
In-place rolling upgrade