If you want to run the client locally without a network feed, this is a problem; while the client has been released as open source, the server hasn't.

如果您希望在本地运行客户机，而不需要使用网络，那么这就是一个问题；尽管客户机已经作为开源软件发布了，但是服务器还没有。

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When the social network launched News Feed, the company had around 10 people handling complaints and fixes.

WSJ: Facebook's New R&D Machine

MediaZone's network transmits a video feed in 30-second chunks to a group of a few dozen viewers, who relay the feed in parts to other fans.

FORBES: Magazine Article

Their sensors record network traffic and use a feed of data about threat sources associated with command and control servers.

FORBES: Beaconing detection heats up