As shocking as this utter failure may be to the nearly 1 billion faithful Facebook users around the world, it's no surprise to anyone who read the initial public offering (IPO) prospectus.

对于全球近10亿忠实的 Facebook 用户来说，这个彻底失败可能令人震惊，但对于看过首次公开募股（IPO）招股说明书的人来说，这没有什么可惊讶的。

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Renamed "Trends" for the iPhone, this feature lets travelers see best fares to a destination as found by other Kayak.com users from their home airport.

该功能为 iPhone 被重新命名为 “Trends”，令旅行者可以查看他们家乡机场的其他 Kayak.com 的用户找到的某个目的地最优价格。

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Users could use this as a chatroom, as a way to contact you, or for something more.

用户可以将其用作聊天室，作为与您联系的方式，或用于其他用途。

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Earlier this month, Hollaback! released an application for the Apple iPhone that lets users report harassment as soon as it happens.

VOA: special.2010.11.29

Since smartphone users are usually heavy data users as well, this should continue to help increase postpaid ARPUs further.

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"From a brand perspective Foursquare is still seen as a game in the eyes of many users and this may be seen as a move to add more credibility to its brand, " said Joe Ryrie, creative strategist at the Fig Tree Network.

BBC: Foursquare and Amex join forces in UK to offer discounts

It isn't yet clear whether Timeline is resonating with users as the company prepares this week for its initial public offering.

WSJ: Facebook's New R&D Machine