Hi Christian, Hackage 2.0 is online now for over a week, and you can just click the following link after logging in: http://hackage.haskell.org/package/Biobase/deprecated/edit
Deprecation would make it much easier for users to find out what's going on. And of course, it will be great when you update and finalize http://biohaskell.org/Libraries -- Best Michal