Micro-blogging is described on Wikipedia as: "A form of blogging that allows users to update short texts (usually less than 200 words) in a timely manner and publish them publicly, allowing anyone to read them or only a group of the user's choice." A number of startups have witnessed the rapid growth of Micro-blogging services, notably Twitter. In addition, a number of social networks - including Facebook and Bebo- have perfected similar data update services. This space is hot and continues to heat up. So, let's take a look at the 10 major carriers.