As you all may be aware, Battle.net 2.0 lacks a a plethora of social features besides Facebook integration.
However, there has been some interesting rumblings regarding the next major patch of Battle.net 2.0. Blizzard representatives on the official StarCraft II forums have hinted at the month of December for this patch; and one of the features that this patch would implement would be the long-awaited and community-desired revival of chat channels and clan support.
Furthermore, on the StarCraft II forums, which can be found here, a devoted fan has posted what appears to be a Battle.net 2.0 screenshot of a chat channel:

This image is unofficial and hasn't been confirmed by a Blizzard representative; though, it would appear that the channels would be revamped to include new features while being similar to the ones on Battle.net 1.0.
The poster then goes on to say:
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This post has been edited by Anti-Liberal: November 09, 2010 - 02:17 PM