ETC students are able to declare a concentration along with their MET. Attached is the latest list of elective courses for each concentration. ETC students should see their handbook for more information on how to apply for a concentration.
There is a simple pleasure in being able to truly enjoy your work and this is what Abhishek seem's to have found in developing games.
As a programmer, he feels like he has the opportunity to solve interesting problems and contribute strongly to the design process. This is apparent from the projects that are available at his personal website. He is rather certain that it is this type of work that he would like to continue doing into the future :).