And their batch processing. I recall from a talk at Re:Invent forever ago, they had everything on AWS except: - Their CDN, which has to be deployed wherever t

And their batch processing. I recall from a talk at Re:Invent forever ago, they had everything on AWS except: - Their CDN, which has to be deployed wherever there's demand. - An old Oracle setup with some ancient software that runs their DVD business. The latter may not be true anymore. In any case, it's smart to break from cloud providers when it makes sense for your problem. Video streaming is network-heavy, so pushing the actual streaming to where consumers is really smart.