What Slashdot did comes to mind...replacing the actual number with an enumerated set of descriptions. It was fairly easy to get to the top classification of 'Ex

What Slashdot did comes to mind...replacing the actual number with an enumerated set of descriptions. It was fairly easy to get to the top classification of 'Excellent', so once you achieved that, there was no reason to check it. It also cut down on the 'karma whoring' that led them to make the change in the first place, so it was a positive in multiple ways.