--2010-05-31 13:28:25--  http://gee.cs.oswego.edu/dl/classes/EDU/oswego/cs/dl/current/concurrent.tar.gz
Resolving gee.cs.oswego.edu... 129.3.20.1
Connecting to gee.cs.oswego.edu|129.3.20.1|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 522717 (510K) [application/x-gzip]
Server file no newer than local file `./concurrent.tar.gz' -- not retrieving.