<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>leshow</author><text>Things that have changed:&lt;p&gt;- NLL (non lexical lifetimes) are now in stable, so working with lifetimes and references is a bit easier&lt;p&gt;- stack traces: failure is still around, it&amp;#x27;s got a fairly large group using it, it seems. I prefer the std error handling route most times.&lt;p&gt;- async is hard: it&amp;#x27;s still pretty hard</text><parent_chain></parent_chain></comment><story><title>Rust in Production (2018)</title><url>https://www.figma.com/blog/rust-in-production-at-figma/</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>faitswulff</author><text>Anyone know if the first con listed has improved with the introduction of non-lexical lifetimes?</text><parent_chain></parent_chain></comment><story><title>Rust in Production (2018)</title><url>https://www.figma.com/blog/rust-in-production-at-figma/</url></story>