A little improvement for repeated character handling.

docs/user.md

@@ -130,8 +130,10 @@ selected level too. Multiple dots in numeric sequences are named, so
 `2026.10.31` is read as "2026 dot 10 dot 31" at `some` and `most`.
 A percent sign immediately after a digit is named at `some`
 and `most`, so `100%` is read as "100 percent". Character review always names
-punctuation. Repeated-symbol summaries also handle multiple runs inside matching
-brackets, such as `[#####-----]`.
+punctuation. Repeated-symbol summaries handle multiple runs in symbol-only tokens,
+including diffstats such as `+++++-----` and bracketed bars such as `[#####-----]`.
+Each run must reach the configured minimum length and be selected by the current
+punctuation level; shorter runs follow ordinary punctuation handling.
 Capital indicators, emoticons, repeated-symbol summaries,
 indentation feedback, and attribute feedback are configurable in Reading.