It's an unorthodox way to try and figure everything out, but Jason does have a point. There was something that day in the diner that Fred can't put her finger on, and trying to recreate it makes sense. Even if recreating it doesn't exactly involve actual scientific processes.

"I... I wouldn't think it was taking advantage," she says, "I mean, so long as I'm okay with it. Which I am. For the record."