Location-based feature is opt-in—here's how to opt out
                                
                                
                                    (Newser) -
                                    Facebook has unveiled its long-awaited  Places feature , as usual assuming that all users will be thrilled to "take part in all of their privacy-eroding new features," writes Adam Dachis at  Lifehacker . Luckily, "it's pretty easy to opt out of this one," he says, assuming you're not...