AWS S3 Files: The Missing Conversation

Amazon S3 Files launched on April 7, and the reaction was immediate — nearly universal excitement across the AWS engineering community. And honestly, the excitement is warranted. Andrew Warfield , VP and Distinguished Engineer at Amazon, framed the vision clearly: "With Tables, Vectors, and now Files, we are consciously changing the surface of S3. It's not just objects — it's evolving to make sure you can work with your data however you need to." That's not a minor product update. That's a platform shift. But as I scrolled through dozens of posts and articles, something stood out: almost nobody had actually tested it. The conversation was full of explainers and excitement, light on hands-on findings. So I spun up a throwaway AWS account, provisioned the infrastructure, and ran it through real file operations. Here's what the conversation is missing. What S3 Files Actually Is The short version: S3 Files adds an NFS 4.1/4.2 file system interface on top of your S3 buckets. You mount a buc