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Co-authored-by: Mark Rousskov <[email protected]>

Author: cuviper

posts/2021-02-11-Rust-1.50.0.md

@@ -25,7 +25,7 @@ from the appropriate page on our website, and check out the
 
 ## What's in 1.50.0 stable
 
-For this release, we have improved array indexing, expanded union field safety, refined file descriptors, and added to the standard library.
+For this release, we have improved array indexing, expanded safe access to union fields, and added to the standard library.
 See the [detailed release notes][notes] to learn about other changes
 not covered by this post.
 
@@ -67,7 +67,7 @@ Some types in Rust have specific limitations on what is considered a
 valid value, which may not cover the entire range of possible memory
 values. We call any remaining invalid value a [niche], and this space
 may be used for type layout optimizations. For example, in Rust 1.28
-we introduced `NonZero` types where `0` is a niche, and this allowed
+we introduced `NonZero` integer types (like `NonZeroU8`) where `0` is a niche, and this allowed
 `Option<NonZero>` to use `0` to represent `None` with no extra memory.
 
 On Unix platforms, Rust's `File` is simply made of the system's integer