They get an education to get a job or to get work experience. And that's lead to Silicon Valley being a land of sojourners. People are often working or attending class here, but don't intend to stay. And it's a very work intensive area. This, the professors said, has lead to a different definition of community.
Community equals streets being swept.
Taking courses at the community college. Neighborhoods are deserted during the day. Elsewhere, community is the neighborhood or family. Here, it's built around activities like kayaking or rock climbing. Sometimes they mean the Santa Clara Valley.