The constraint that matters for a small game SaaS is whether a browser can upload large files straight to compatible S3 storage without making my app server pay for every byte twice. The presigned upload shape decides that. Short answer: use a presigned single PUT for avatars and small attachme...

Source: [Dev.to](https://dev.to/evanshepherd8274/browser-to-s3-uploads-for-large-game-media-presigned-put-or-multipart-186f)

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