Due to Mustang name change (see http://javaweb.eng.sun.com/java/web/jdk/releases/mustang/FAQ.html
    for more info), the following javadoc may need to be updated:

if below refers to earlier trains and not Mustang, does not need to be changed.

 ./java/util/prefs/Preferences.html:287: Every <tt>Preferences</tt> implementation must have an associated <A HREF="../../../java/util/prefs/PreferencesFactory.html" title="interface in java.util.prefs"><CODE>PreferencesFactory</CODE></A> implementation. Every J2SE implementation must provide
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Ignore the redundancy. I had to delete notes and replace them with "." s as cut-paste got messed up while filing.