backing out previous change!

modules/libpref/src/init/all.js

@@ -526,7 +526,7 @@ pref("network.ftp.idleConnectionTimeout", 300);
 pref("network.dir.format", 2);
 
 // enables the prefetch service (i.e., prefetching of <link rel="next"> URLs).
-pref("network.prefetch-next", false);
+pref("network.prefetch-next", true);
 
 // sspitzer:  change this back to "news" when we get to beta.
 // for now, set this to news.mozilla.org because you can only