Meta resume‑upload system challenge

- Puneet Patwari posted a Meta-style system design prompt: build resumable upload infrastructure to survive 9.8GB failed uploads and server crashes without data loss. - The exercise calls for resumable protocols, checkpointing, client retries, idempotency, and server-side crash recovery at 9.8GB file scale. - It’s a compact, realistic practice case for distributed systems reliability interviews focused on recoverable uploads. (x.com)