Without getting into details, I will say the process sometimes starts with multiple plans. The idea to reuse existing buildings is often one of those plans. Then things changed.
Talking to everyone here, not responding to
@Ignohippo, with all the talk of a Phase 3 and budgets, just keep in mind there's a lot of time from now through what happens after Star Wars is vertical. Budgets and executives come and go during that amount of time. I wouldn't be that concerned about what's planned or cut for that timeframe just yet.