[mre]

Do you mean `Arc<Mutex<T>>`? Yeah, I agree. Wrote a blog post on that topic as well: https://corrode.dev/blog/prototyping/ The title is a bit of a misnomer, but it's about beginner-friendly escape hatches in the language. Perhaps it's useful to newcomers.

[echelon]

Any lock, but that's generally the best choice.

Great post! It's got a ton of advice for being productive, and it should be especially useful for beginners.