But Facebook believes this chat app has a place in that already busy lineup. It also was designed for mobile devices -- a departure from cramming Facebook's website features into a small program that fits on a screen nestled in the palm of your hand.The app was designed by the team at Branch, a startup Facebook bought earlier this year.Gone are the slow-loading square photos overlaid with words; in their place is a Twitter-like feed with snippets of text.
Having been hit hard as a 15-year-old when her mother succumbed to breast cancer, she went on to marry Andrew George, now 41, an engineer for a catering equipment business, and the couple had two daughters, now aged 14 and 15.
Despite the tensions simmering beneath the surface, they appeared to live an innocuous life in a three-bedroom semi in the Plymouth suburb of Laira.
Facebook's extensive but little-discussed technology for scanning postings and chats for criminal activity automatically flagged the conversation for employees, who read it and quickly called police.
Officers took control of the teenager's computer and arrested the man the next day, said Special Agent Supervisor Jeffrey Duncan of the Florida Department of Law Enforcement.
Yet even though defensive techniques are now available and effective they can be expensive.
They can also alienate some of a site's target audience -- especially teen users who expect more freedom of expression.
San FRANCISCO (Reuters) - On March 9 of this year, a piece of Facebook software spotted something suspicious.
A man in his early thirties was chatting about sex with a 13-year-old South Florida girl and planned to meet her after middle-school classes the next day.
The alleged predator has pleaded not guilty to multiple charges of soliciting a minor.
"The manner and speed with which they contacted us gave us the ability to respond as soon as possible," said Duncan, one of a half-dozen law enforcement officials interviewed who praised Facebook for triggering inquiries.
After working as a secretary, George moved from regular baby-sitting shifts to a career in child care in 1998.