--- a/README.rst	Sat Jun 02 03:57:28 2012 +0900
+++ b/README.rst	Wed Sep 05 23:40:48 2012 +0900
@@ -48,8 +48,9 @@
 ~~~~~~~~~~~~~
 
 This file contains aliases. Currently, the only alias that is not exactly 
-self-explanatory is ``whatsopen``. It shows listening (TCP) applications, 
-like ``netstat -ntlp``, but with a handy difference. It additionally shows 
+self-explanatory is ``whatsopen``. In short, it's an alternative to 
+``sockstat`` from FreeBSD. It shows listening (TCP) applications, like 
+``netstat -ntlp``, but with a handy difference. It additionally shows 
 users, so instead of this::
 
     Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name