The topic was Ping, Apple's (AAPL) "music social networking" service and recommendation engine for iTunes.

他们谈论的话题是Ping，也就是苹果公司(Apple)的音乐社交网络服务和iTunes的推荐引擎。

youdao

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Next up: a content recommendation engine tied to personalization and search and a social news feed that captures the sharing of our content and the following of contributors across FORBES and social networks.

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