{
  "$type": "site.standard.document",
  "bskyPostRef": {
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    "uri": "at://did:plc:ivbknywyskln22er3nkssdhl/app.bsky.feed.post/3mgjiauaqlrc2"
  },
  "path": "/t/idea-pre-rfc-null-free-pointer-and-zeroable-reference/23991?page=5#post_101",
  "publishedAt": "2026-03-07T20:54:49.000Z",
  "site": "https://internals.rust-lang.org",
  "textContent": "josh:\n\n> We already have smart pointers that provide lifetime tracking and borrow semantics\n\nDon't smart pointers ultimately rely on `&T` internally? Either way, I'd like to see a concrete example to evaluate whether they can provide expressiveness equivalent to `&T`.",
  "title": "Idea / Pre-RFC: Null-free pointer and Zeroable reference"
}