Google CEO Eric Schmidt wowed (and scared) the crowd at TechCrunch Disrupt Sept. 28 when he talked about autonomous search and serendipity engines , but he also piqued curiosity by framing Google as open and Apple as closed. If you really think about it, Google's open strategy can be limited by companies taking open source platforms and adapting them for their own benefit. Schmidt noted at the event: "Google's core strategy is openness. Other companies, notably Apple,