Google is “ graduating ” the Google Maps API v3 from Labs to being the standard, recommended version of the Google Maps API. They’ve also enabled v3 for enterprise clients as well.

The new Google Maps API v3 promises a simpler, faster set of tools and has been optimized for the small screen with the iPhone's Mobile Safari and Google Chrome making the list of supported ...

Slower-than-expected developer adoption of Version 3 of the Google Maps JavaScript API is causing Google to continue the use of Version 2 until Nov. 19.

The planned demise of the Google Maps API for Flash has been a three-year process to allow developers to replace it with JavaScript Maps API v3.