Source: The Official Google Blog
quote: It continued cleaning in a second session in October, where [...][b]iGoogle[/b],[...] were removed.
quote: Several years ago, we gave people the ability to interact socially on iGoogle. With our new focus on Google+, we will remove iGoogle's social features on January 15, 2012. [b]iGoogle itself, and non-social iGoogle applications, will stay as they are.[/b]