Theatre is about people, not buildings. Incalculable damage has been done to the expert talent a company needs - from wardrobe to lighting technicians.
I only went to one Star Trek convention and that was in the late '80s. I hadn't gone to a convention before that. It was quite amusing, with the people dressed up and all of that.
As a 9th grader, I competed with the high school kids and out of 600 people, I finished 10th.