There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.

MSCHWERN / AAAAAAAAA-1.01 / Changes 
1.01  Wed Jul 27 10:12:20 PDT 2011
    Aaa Aaaaaaa
    * Preserve comments on the "use AAAAAAAAA" line.
      [Noirin Plunkett]


1.00  Thu Jun 23 16:09:44 2011 -0700
    Aaa Aaaaa
    * AAAA_AAAA aaa aa aaaaa aa a a aaaaa.