That might die quite quickly.
There are more than 1 million live clients at any time, so you'd get more diggs than a normal webserver can handle...
At the moment we have one person who collects fakes and spammers and passes them on to the programmers.
But a lasting solution to Spam would be great nontheless...
If you want to get some infos on the current discussions on spam, you can have a look at the gdf mailing list:
the_gdf : The Gnutella Developer Forum (GDF)