In itself that statement just sounds like advice. But I feel like the underlying message of it is "if you don't buy into the SF culture, we have the right to ex

In itself that statement just sounds like advice. But I feel like the underlying message of it is "if you don't buy into the SF culture, we have the right to exclude you." I guess it connects well to the whole "corporate culture funtimes" stuff we see in startups in the area too, but it all rings a lot like that one Las Vegas development. Why is it that people feel such a need to develop these cults?