How Many Google Map Tiles Does It Take To Map The Earth?

Yesterday Google Maps 5 became available for phones running Android 2.2 or newer. One of the key features of the upgrade is the ability to cache information so that maps will continue to display even if the phone is not connected to the Internet. In a blog post titled “Under The Hood Of Google Maps 5.0 for Android” Google explains how it uses vector graphics to provide the offline capabilities.