Definitely helps to be in a major metro area. Even then, while I think Portland has pretty good detail, it was noticeably improved when I drove through the Bay

Definitely helps to be in a major metro area. Even then, while I think Portland has pretty good detail, it was noticeably improved when I drove through the Bay Area last weekend. When that level of detail is available everywhere (in the US, at least), Google may have something to worry about.