Meteor is quite new technology. Version 1.0 was published in October 2014.
You will learn how easy it is to build real-time applications (eg. chat) with MeteorJS. And you will build your own chat application which you can share with the world.
You will practice. A lot. You will create a part of your application almost in every lesson.
This course also includes advanced section where you will learn tips & tricks for developing Meteor applications.