Is that not a thing? I had thought "west coast" described startupy, in-house, vaguely agile type of software development, and "east coast" described government

Is that not a thing? I had thought "west coast" described startupy, in-house, vaguely agile type of software development, and "east coast" described government contracting, sub-sub-sub contracting, waterfall-style development. Maybe I just picked it up from the folks around me and thought it was more universal.