chore(git): merge from master

Author: KSXGitHub

README.md

@@ -47,10 +47,10 @@ The benchmark was generated by [a GitHub Workflow](https://github.com/KSXGitHub/
 
 ## Features
 
-* Fast.
+* Very fast.
 * Relative comparison of separate files.
 * Extensible via the library crate or JSON interface.
-* Optional progress report.
+* Optional progress report (would make `pdu` slightly slower).
 * Customize tree depth.
 * Customize chart size.