Frank Taylor writes "Google announced today that the Google Chrome browser now finally supports the Google Earth API plugin on Windows."
http://www.gearthblog.com/blog/archives/2009/02/google_chrome_supports_earth_api_pl.html

>> http://groups.google.com/group/google-earth-api-notify/browse_thread/thread/8a2cb8240ae675ac#

[Thanks Frank!]

Emphasis on "finally". Just in case someone wants to download the memory hog, the link is:
http://code.google.com/apis/earth/

Still no Linux support :(