Does Google pay you to moderate? What is the user incentive to commit hours of time to a 3rd party commercial enterprise?
That means that there is little incentive to stop people who are paid by entities that have vested interest in manipulating Google Maps information.
Do you perceive Quora to have higher or lower quality answers? I'm having trouble parsing what you meant to say.
It was absolutely necessary. It isn't a "meme" that SO community has hostile users. I hand out a lot of votes when browsing SO because so f many people don't really deserve the downvotes.