Google Maps and Their Data Providers over at O'Reilly Radar looks at how for Google Maps, data comes from NAVTEQ while the Google Maps API draws from TeleAtlas data. Why? The assumption is that Google can't get the agreement needed from NAVTEQ. Both Yahoo and MSN make use of NAVTEQ for in both web and API presentation of map data, and that might be tied into commercial products.
Meet Your Favorite Search Engine Watch Contributors
Many of SEW's leading expert contributors will be at ClickZ Live, the new online and digital marketing event kicking off in New York (March 31-April 3). Hear from the likes of: Thom Craver, Josh Braaten, Lisa Barone, Simon Heseltine, Josh McCoy, Lisa Raehsler, Greg Jarboe, Dan Cristo, Joseph Kerschbaum, John Gagnon, Eric Enge and more!