That isn't true.
(I was lucky enough to be invited to tour the Markus Liebherr Pavilion on the day it opened)
There's not enough room for them in there and they have a separate analysis suite which is for the analysts to work from.
The 'black box' is a different room altogether at the complex. Not saying its 'magic' or 'mystique' isn't over-egged, but it isn't 'just a room where all the analysts work'.