Explain the advantages of reversed.
diff --git a/Doc/whatsnew/whatsnew24.tex b/Doc/whatsnew/whatsnew24.tex
index 68742a8..23c3431 100644
--- a/Doc/whatsnew/whatsnew24.tex
+++ b/Doc/whatsnew/whatsnew24.tex
@@ -34,7 +34,7 @@
in reverse order.
\begin{verbatim}
->>> for i in reversed([1,2,3]):
+>>> for i in reversed(xrange(1,4)):
... print i
...
3
@@ -42,9 +42,12 @@
1
\end{verbatim}
+Compared to extended slicing, \code{range(1,4)[::-1]}, \function{reversed()}
+is easier to read, runs faster, and uses substantially less memory.
+
Note that \function{reversed()} only accepts sequences, not arbitrary
-iterators. If you want to reverse an iterator, convert it to
-a list or tuple with \function{list()} or \function{tuple()}.
+iterators. If you want to reverse an iterator, first convert it to
+a list with \function{list()}.
\begin{verbatim}
>>> input = open('/etc/passwd', 'r')