"but the SDK is pretty developed to let you shove, say, S3 into whatever you want." I can attest to this: ssh user@rsync.net s3cmd get s3://rsync/mscdex.exe

"but the SDK is pretty developed to let you shove, say, S3 into whatever you want." I can attest to this: ssh user@rsync.net s3cmd get s3://rsync/mscdex.exe Works as you'd expect it to.