Are we reading the same article? It starts by rubbishing Yelp reviews and painting them as extremely unreliable. I don't think that someone biased in favour of

Are we reading the same article? It starts by rubbishing Yelp reviews and painting them as extremely unreliable. I don't think that someone biased in favour of a company would be quite so disparaging about the service they provide. You can be in favour of a particular result in a court case for reasons of supporting a particular outcome in general, without any need to be biased in favour of any of the participants in particular.