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The Pin API Explained: Why Rust’s Async Needs This Complexity: Revision history

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16 November 2025

  • curprev 00:4800:48, 16 November 2025 PC talk contribs 6,652 bytes +6,652 Created page with "I was two days into debugging a custom Future implementation when the compiler hit me with cannot be unpinned. I stared at that error for a solid thirty minutes. What did "unpinned" even mean? The future worked fine when I .awaited it directly, but the moment I tried storing it in a struct and polling it myself, everything exploded. Turns out I’d been thinking about async Rust completely wrong. The Problem Nobody Told Me About Here’s what broke: I wanted to wrap..."
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