There will be back and forth between various alternatives, and in the end, hopefully there will be a compromise that everybody can accept.
Happy safe hacking!
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+#### Footnotes
That said, such decisions are of course going to go through the usual RFC process.
It's certainly possible that someone comes up with a compromise that preserves some of the usefulness of auto traits, without putting safety at risk.
+#### Footnotes
If you have any comments or thoughts on this, please join the [discussion in the Rust forums](https://internals.rust-lang.org/t/sharing-for-a-lifetime/6675)!
I'd also be interested in feedback on how understandable this post is; this is my first attempt at translating research results into a blog post.
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+#### Footnotes
Hai and Jacques-Henri are currently working on remedying this particular simplification by extending the first RustBelt paper to also cover weak memory, and that's when they ran into this problem.
**Update:** Turns out Servo has a [copy of `Arc`](https://doc.servo.org/servo_arc/index.html) that [has the same problem](https://github.com/servo/servo/issues/21186). So we got two bugs for the price of one. :) **/Update**
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+#### Footnotes