Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Experts Urge People to Unplug Occasionally Katie Achille grew up with the Internet. She was 9 when she first tapped into it - and quickly became an avid e-mailer, Web surfer and sender of instant messages. But when recent computer troubles left her without regular Web access, something unexpected happened: To her surprise, she suddenly felt free.

Sci/Tech