I'd say that from a UX experience you want the default-settings to work 99.9% of the time. This includes the ratings and reviews of articles. Which you could th

I'd say that from a UX experience you want the default-settings to work 99.9% of the time. This includes the ratings and reviews of articles. Which you could then only do by effectively censoring these groups when calculating ratings. If you're going to do that, why let them on in the first place?