Remember Tamagotchi? The handheld digital pet, which you raised from an egg to an adult creature, was all the rage in the '90s.
Now it's back, as an app.
After last year's flu season, which health officials say was one of the mildest in the past 30 years, the illness is back with a vengeance. Well, if you're unlucky enough to currently have the flu, at least a new Facebook app can help track down the diseased jerk who gave it to you in the first place.