It's the consensus #1.....it could be the consensus #1 and not even be #1 for anybody; in theory. So long as enough people put in there top 3 or so it averages up to #1 overall.
I have never rated MM because I have only played it virtually..... unfortunately I think a crapload of people have rated it that have never played the real thing. It does seem to be one of the better virtual pins.
I also think the high price creates a possible illusion of superiority. It's the best because it costs the most.
Or, it's the best because so and so said so and he REALLY knows what's he's talking about.