> i was wondering if there will be a 'on-the-fly' blocking 
> (when you are 'reaping' the homepage, you can decide 
> which part you do want and don't want).

Well, this might be an idea ; maybe by adding/inserting 
filters (scan rules) on-the-fly, as you can add links on 
the fly during the mirror. But the use might be a bit 
difficult for many users, I'm afraid ..