diff --git a/CodingStandards.md b/CodingStandards.md
index aee5d73..349aa8f 100644
--- a/CodingStandards.md
+++ b/CodingStandards.md
@@ -12,7 +12,7 @@ Tahoe requires Python v2.4.2 or greater. No effort should be made to offer compa
  * Use `underscore_separated_names` for functions, `CamelCapNames` for classes, `alllowercasenames` for modules, and `ALL_CAPS_NAMES` for constants. Use all lower-case variable names (e.g. `variable_name` or `variablename`). Prepend a leading underscore to private names.
  * Put parenthesis around tuples if it helps make the code more readable, leave them off if not.
 
-### comments, idioms, miscellany, license, imports, docstrings
+### comments, idioms, miscellany, license, imports, docstrings, line widths
 
 Here is a useful header for starting new Python files:
 
@@ -35,6 +35,7 @@ from allmydata.util.assertutil import _assert, precondition, postcondition
 
  * Feel free to ignore the part of PEP-8 that says to put each module import on a separate line, but don't import modules from multiple separate packages on the same line.
  * Ignore the part of PEP-257 which says to put the trailing `{"""` of a multi-line docstring on a separate line separated by a blank line.  (That rule appears to have been motivated by a limitation of Emacs which has been fixed.)
+ * Ignore the part of PEP-8 which specifes 79- or 72- char line widths.  Use whatever line-widths look best to you in your editor on your screen.  Please don't change other people's line-widths unnecessarily, making it look better on your display and worse on theirs.  That's not nice.  (Note: unless you are Brian.  Brian can do anything he wants!)
 
 ### truths and falsehoods