I thought I'd answer some of your questions, as the person that pays the bill.1. This can be cheaper on AWS. We've been meaning to move to reserve instances, paying a year at a time, for a while and simply haven't done it yet. 2. Fastly has already donate CDN usage to us, but we haven't fully utilized it yet as we're (slowly) sort out some issues between primary gem serving and the bundler APIs. 3