I would like to give you some advice about choosing your dissertation topic. There are many factors to take into account, including your own interests and the industry and company where you work. In addition, there are broader considerations applying to everyone, especially regarding academic literature and evidence.
The start of university is looming, the clock is ticking and if it's your first year you've probably got all sorts of questions that you want answered before you head off for Fresher's Week. The actual point of Fresher's Week is to get new students settled into the university and to give them a chance to get to know their peers.