Kindle Team responds at the Amazon Kindle forum thread. At the link, you’ll see the now clear answer to the questions asked over the last 3 days:
‘Posted on Oct 2, 2011 4:42:59 PM PDT
The Amazon Kindle team says:
We apologize for the confusion. Our new Kindle Touch 3G enables you to connect to the Kindle Store, download books and periodicals, and access Wikipedia – all over 3G or Wi-Fi.
Experimental web browsing (outside of Wikipedia) on Kindle Touch 3G is only available over Wi-Fi.
Our Kindle Keyboard 3G will continue to offer experimental web browsing over 3G or Wi-Fi. ‘