There are a whole lot of people whose "strategy" for navigating life is to always pick the side of the strongest group. For them being part of the mainstream as

There are a whole lot of people whose "strategy" for navigating life is to always pick the side of the strongest group. For them being part of the mainstream as a form of protection is of higher priority than being correct/truthful/just/moral. I don't think pg was referring to this demographic, but there are certainly a whole lot of people who even take pride in being mainstream on every topic.