"The next battle in the war for dominance over the Web is going to be waged at the browser level." -> Nah. This has been tried before, what's different now that

"The next battle in the war for dominance over the Web is going to be waged at the browser level." -> Nah. This has been tried before, what's different now that would make it suddenly work? Google's plan with G+ isn't to overtake Facebook. It's to commoditize social.