peHUB Second Opinion 09.23

Coming Soon: Grapeshare, a social network for wine lovers. Heads Up! Bus-sized NASA satellite will hit Earth late Friday or early Sunday. See Ya: Leo Apotheker's last memo to HP employees. Denisovans? DNA shows that humans reached Asia in two waves. Stealing: After a big funding round, the haters come out for Business Insider. And, Ryan McCarthy talks about BI's mad grab for traffic. Finally: Amazon is holding a press conference on Sept. 28. Is this the tablet launch?