Article updated at 4:35 p.m. PT with more information from Google's official announcement.
Starting Thursday, iPhone users surfing to m.google.com/latitude can access Google Latitude, Google's friend-tracking feature. Latitude plots friends' pictures on a Google map when they opt to share their location with you.
Earlier this morning, some CNET employees were able to start experimenting with Google's Web-based Latitude for iPhone ahead of the official announcement.
Once loaded, Latitude becomes a tab on m.google.com, Google's mobile face.
The main interface presents a list of contacts. Clicking on your own … Read more