Who needs a state-sponsored online mapping service? Why China, of course. We know that particular government doesn't exactly trust the Googles and who knows how far astray its Google Maps service might lead those impressionable citizens. So now there's Map World, created by the State Bureau of Surveying and Mapping and deemed to be "authoritative, credible and unified." The service has been out since last year but has only recently lost its beta tag. We've