Also, for the record, S3 has been very stable for us otherwise. We have been rather happy with AWS overall.
"com.amazonaws.services.s3.model.AmazonS3Exception: Status Code: 500, AWS Service: Amazon S3, AWS Request ID: -redacted-, AWS Error Code: InternalError, AWS Error Message: We encountered an internal error. Please try again., S3 Extended Request ID: -redacted-"
:/