> 2) default page view per user, i.e. the 'Back' link goes to                     
>    ?mode=Full,summary,... depending on the user that is logged in.              
>    Some users complained that 'Back' is not really back.  Maybe                 
>    consider renaming 'Back' to 'Default View' or something.                     

I replaced the "back" link with a "list" link, hope that this makes now more sense.