It's a harder problem to solve when you've moved across the country (or world) to work for years at companies that actively cultivated a world of "work and play at work"/"hang out after hours" with legitimate professional incentive to participate. There's a real sense in which Bay area tech companies invested in social infrastructure to make living in a place where you have no real personal connections sustainable, so if they stop providing that benefit, it can be a real problem to those with less social resources.