Google's "less than free model" explained
Gurley nails two of Google’s greatest concepts: 1) geo-based advertising and 2) we’ll pay you to use us and how Google expects them to work in concert on Android:
Google realizes that:
geographic taxonomy is a wonderful skeleton for a geo-based ad network. If your maps are distributed everywhere on the Internet and in every mobile device, you control that framework. Cash starved startups, building interesting and innovative mobile apps, will undoubtedly build on Google.