Chris Justus has published a dissection of how it works and someone else has hacked up a suggesting CPAN search engine.
Related Posts
Rumours of 0day OpenSSH exploit in the wild (Updated – hoax!)
Tsunami Warning for South East Australia (updated – no impact)
I' ve Started So I'll Finish – RIP Magnus Magnusson, 1929-2007
Want to help with the Linux kernel?
White House Blocks Measure to Prevent Torture by the CIA
Time to Stop Thinking about Thinkpads..