Click into the settings for an individual app and you might be surprised by how much it can access. These are the default settings for Zynga's Scrabble-like "Words with Friends" game, which publishes a steady stream of updates into your Timeline and Ticker pages.
As Facebook's Ticker delves into social sharing, its new features walk the privacy line.
|Dow rises 420 points. Santa Rally is here|
|Top 1%: What they made, what they paid|
|Anger over the end of 'The Interview'|
|JPMorgan to Texas: Brace for a recession|
|Mortgage rates hit a new low for the year|