Currently a lot of packages in sid depend on packages that don't exist anymore. I'm currently hacking something up to check this automatically on all 6 archs and will probably file a few bug reports this week.
New HTML Parser: The long-awaited libxml2 based HTML parser code is live. It needs further work but already handles most markup better than the original parser.
Keep up with the latest Advogato features by reading the Advogato status blog.
If you're a C programmer with some spare time, take a look at the mod_virgule project page and help us with one of the tasks on the ToDo list!