The consumer facing side requires no access keys so he's good. The admin side does however, so the assumption is that only a select few (one person really) is r

The consumer facing side requires no access keys so he's good. The admin side does however, so the assumption is that only a select few (one person really) is responsible for administration. You could add SimpleDB to the mix to store hash data using similar practices. Pretty cool imho. Libraries like jquery can easily be used to create the C in MVC anyways. Model in SimpleDB, C in Jquery, and V (plus any bin files) in S3.