Time impacts a project business need. How a project team identifies the impact decides if time is a resource waste or resource investment.
Before you sink costs into a project and well before your project looks more like sunk costs invest time for a better appreciation.
A review of what was, what is, and what should never be, is critical to identify risk to resource commitment.
Take a page from Led Zeppelin, who borrowed heavily from others, at times, without acknowledgment, to create something grand from what was tried.