Spend enough time on the social media app TikTok, and you\u2019re bound to see a Life360 meme. That\u2019s because Life360, a location-sharing app aimed at families, is apparently ruining the lives of teenagers all across the United States. The service allows parents to track their kids\u2019 whereabouts in real time, among other features. As one girl with long blond hair jokes in a popular TikTok clip, it\u2019s set her summer vacation on fire.