diff --git a/pep-3099.txt b/pep-3099.txt
index b2bb88612..f7537ef7e 100644
--- a/pep-3099.txt
+++ b/pep-3099.txt
@@ -32,6 +32,14 @@ having people tell you how dead the idea is.  Consider yourself warned.
 Core language
 =============
 
+* Python 3000 will not be a rewrite from scratch.
+
+   It will also not use C++ or another language different from C
+   as implementation language.  Rather, there will be a gradual
+   transmogrification of the codebase.  There's an excellent essay
+   by Joel Spolsky explaining why:
+   http://www.joelonsoftware.com/articles/fog0000000069.html
+
 * ``self`` will not become implicit.
 
    Having ``self`` be explicit is a *good thing*.  It makes the code