I've started doing this as well, and it works well. Cloudfront lists their log delivery as "best effort" which gave me pause me at first. However, after a month

I've started doing this as well, and it works well. Cloudfront lists their log delivery as "best effort" which gave me pause me at first. However, after a month of testing, I've seen the stats to be on part with Google Analytics. I'd love to see an open source package emerge to implement the collection and the data processing. Cloudfront + Redshift would rock.