[dredmorbius]

Which speaks to another risk of cloud computing: business continuity of your cloud provider.

[toomuchtodo]

* Store your application/source code/etc in multiple object stores (S3/Rackspace Cloud files)

* Abstract away from specific computing/storage APIs

* Test to ensure you can always deploy to a different provider

Twilio does this well, as they run in AWS and Rackspace Cloud, based on availability and cost.