When Opera Mobile introduced similar concepts in their 9.7 release, they caught tons of flack for both privacy concerns (what if I'm at my bank website, or looking at personal pictures?) and for technical considerations (they're breaking the Web!).

Either way, this browser will likely be used by millions. It'll be interesting to see what we developers will have to deal with.

Did Bezos & Co. give a "live" demo? How noticeably speedy is this on different wireless connections?

The video they put out does a good job explaining but not "showing."

wordpress.com? Seriously?