I didn't say they understood it correctly. The way I see it is that they read it and decided to act on it by making Google+ their core platform and giving it th

I didn't say they understood it correctly. The way I see it is that they read it and decided to act on it by making Google+ their core platform and giving it the killer app that it had been lacking - youtube. Opening up their platform for others might come later. Or maybe they forgot about it. Who knows?