Clarified Linux binary distribution (x86-64).
diff --git a/index.html b/index.html
index ba9a606..81ad1c8 100644
--- a/index.html
+++ b/index.html
@@ -92,18 +92,18 @@
             <a href="http://www.madlib.net/files/madlib-gp41-pg90-0.2.0beta-Darwin.dmg"
             onClick="recordOutboundLink(this, 'Download', 'OSX-gp41-pg90');return false;">
             Greenplum 4.1 / PostgreSQL 9.0</a>
-            <br />&bull; Linux: 
+            <br />&bull; Linux x86-64: 
             <a href="http://www.madlib.net/files/madlib-gp40-pg84-0.2.0beta-Linux.rpm"
             onClick="recordOutboundLink(this, 'Download', 'Linux-gp40-pg84');return false;">
             Greenplum 4.0 / PostgreSQL 8.4</a>
-            <br />&bull; Linux: 
+            <br />&bull; Linux x86-64: 
             <a href="http://www.madlib.net/files/madlib-gp41-pg90-0.2.0beta-Linux.rpm"
             onClick="recordOutboundLink(this, 'Download', 'Linux-gp41-pg90');return false;">
             Greenplum 4.1 / PostgreSQL 9.0</a>
           </p>
           <p>
-            Source code for all MADlib versions is available from the following links:
-            <br />&bull; Master branch: 
+            Source code for all MADlib branches is available from the following links:
+            <br />&bull; Master (development) branch: 
             <a href="https://github.com/madlib/madlib/zipball/master"
             onClick="recordOutboundLink(this, 'Download', 'Source-master');return false;">ZIP</a>
             <a href="https://github.com/madlib/madlib/tarball/master"
@@ -120,14 +120,14 @@
             onClick="recordOutboundLink(this, 'Download', 'Source-v0.1alpha');return false;">TAR</a>
             </p>
           <h2>Documentation</h2>
-          <p>Installation guide for each release can be found on
+          <p>Installation guides can be found on
             <a href="http://github.com/madlib/madlib/wiki" target="blank">MADlib Wiki</a><br />
           </p>
           <p>Documentation for the latest (v0.2beta) release:<br />
             &bull; Users: <a href="http://doc.madlib.net" target="blank">http://doc.madlib.net</a><br />
             &bull; Developers: <a href="http://devdoc.madlib.net" target="blank">http://devdoc.madlib.net</a><br />
           </p>
-          <p>Pre-release documentation of contributed code is made available on an ongoing basis:<br />
+          <p>Pre-release documentation for the master (development) branch:<br />
             &bull; Users: <a href="http://doc.madlib.net/master" target="blank">http://doc.madlib.net/master</a><br />
             &bull; Developers: <a href="http://devdoc.madlib.net/master" target="blank">http://devdoc.madlib.net/master</a><br />
           </p>