How much will the TR4 project cost?

Could you please clarify the scope and scale of the TR4 project for me? It's important to understand the specifics in order to accurately estimate the potential cost. Are we talking about a software development project, a hardware infrastructure upgrade, or perhaps a combination of both? Additionally, what are the key features and functionalities that the project aims to deliver? With this information in hand, we can better assess the resources required and provide a more accurate cost estimate.