Ever wanted to stalk people online, without the whole snooping and secrecy part? Meet Twitter. Made by the creators of Odeo, Twitter allows you to post updates about what you’re doing, follow what other people are doing, and have other people follow you. It’s kind of stupid, but also kind of fun. And, if you’re a Mac user, check out Twitterific, which is a great way to post on Twitter and track other people.
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Aaron Freedman is a 16 year old who's very passionate and knowledgeable about technology and journalism. He enjoys working on his two main projects, 
It’s very addictive and a big time waster
There’s also a sidebar widget that can show what you’re doing at any time in your blog.
Twitter’s cool, but who really reads that stuff????