>> you’re paying anywhere from $0.05/GB to $0.09/GB for data transfer in us-east-1. At big data scale this adds up. At small data scale this adds up. And.....

>> you’re paying anywhere from $0.05/GB to $0.09/GB for data transfer in us-east-1. At big data scale this adds up. At small data scale this adds up. And..... it's 11 cents a GB from Australia and 15 cents a GB from Brazil. If you have S3 facing the Internet a hacker can bankrupt your company in minutes with simple load testing application. Not even a hacker. A bug in a web page could do the same thing.