With Web sites like LOL Facebook Moments, which collects and shares embarrassing personal revelations from Facebook users, ill-advised photos and online chatter are coming back to haunt people months or years after the fact. Examples are proliferating daily: there was the 16-year-old British girl who was fired from her office job for complaining on Facebook, “I’m so totally bored!!”; there was the 66-year-old Canadian psychotherapist who tried to enter the United States but was turned away at the border — and barred permanently from visiting the country — after a border guard’s Internet search found that the therapist had written an article in a philosophy journal describing his experiments 30 years ago with L.S.D.

via The Web Means the End of Forgetting – NYTimes.com.