Suspecting that they're gonna repurpose old plans for Back To The Future and seasonal events. Back in the day, Screamscape reported a rumor of the Nighttime Studio Tour that would've had a reenactment I believe of the climax of BTTF1.
Now that there is a paywall, I suspect things will be easier for them to justify spending the expenditures on doing this ontop of the meet & greets.