I forgot to mention. In Safari I also don't see any button allowing me to choose "next" for a new rendering.

I'm not sure Google is on the tack to do anything that will make me think for a second that they have anyone employed with them, in any authoritative capacity, that knows anything about design. You've heard about their dilemma trying to pick a single shade of blue and the committee required for that right?

Can you imagine if Google had the load of baggage Microsoft has? Starting from a clean slate, Google has done a shite job with pretty much everything they've put their hands on. Except perhaps search. But even that's arguable to some degree.