...
http://grack.com/blog/2009/09/09/parsing-the-pubsubhubbub-notifications/
Notes on the Code
It is still mostly a rough sketch, but the big outlines are there:
Page Comparison
Manage space
Manage content
Integrations
...
http://grack.com/blog/2009/09/09/parsing-the-pubsubhubbub-notifications/
It is still mostly a rough sketch, but the big outlines are there: