According to zehjotkah, we'll be able to upgrade to full MeeGo if we want to. It won't be a community effort because MeeGo will continue to be developed. Ovi Maps may be an exception, but so what? If we get a decent version of it with turn by turn navigation, not many people will mind sticking with that. And if you are concerned about Nokia but not MeeGo, get a different hardware manufacturer's one