Is Google jQuery CDN expiration broken?

http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js

Response Headers

  Age:536193
  Cache-Control:public,max-age=31536000
  Content-Encoding:gzip
  Content-Length:33321
  Content-Type:text/javascript; charset=UTF-8
  Date:Wed, 23 Nov 2011 17:39:54 GMT          
  Expires:Wed, 23 Nov 2011 17:39:54 GMT            <--- WTF??? That's like 6 days ago
  Last-Modified:Thu, 10 Nov 2011 18:58:43 GMT
  Server:sffe
  Vary:Accept-Encoding
  X-Content-Type-Options:nosniff
  X-XSS-Protection:1; mode=block