Facebook could very well be using ‘Keyloggers’ -see an article from today in a german Article. http://www.heise.de/tp/blogs/6/155535.
The Question is, if facebook is admitting it, it might be able to log your keyboard on other sites, too. This could happen over a facebook button into the webpage. To see this you can download the Browser plugin Ghostery and see where your traffic is going.
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