This is actually a really great release.<p>`&amp;.` removes the really annoying (and slow) `try`.<p>And I think the string literals freezing is going to solve a lot of problems with memory allocations.<p>Check out this PR for Rails that covered a lot of similar performance problems created by too many string allocations.<p><a href="https:&#x2F;&#x2F;github.com&#x2F;rails&#x2F;rails&#x2F;pull&#x2F;21057&#x2F;files" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;rails&#x2F;rails&#x2F;pull&#x2F;21057&#x2F;files</a><p>I wish Rails 5 could go all in on Ruby 2.3.0 and frozen string literals.