What is twitter and how does it work?  Twitter is a micro-blogging platform (twitter.com) that is widely used among professionals such as scientists, researchers, politicians, journalists and all sorts of celebrities but much less used for private purposes. It is not very popular among German Internet users who prefer whatsapp and Facebook, only 1% uses twitter daily . The ideas of twitter is to network, to share opinions, ideas and websites with your followers in mini-messages consisting of not more than 140 characters. You can easily create an account on twitter.com and you only need an email address for this. You don’t need to give your real name.