User blog comment:PerhapsTheOtherOne/Synthetics In RWBY and Beyond: What's that all about?/@comment-24891101-20150601030205/@comment-26018514-20150601034559

as I recall, they said they had an "Oh Fuck!" moment when they realized the receptionist was downstairs and the convo occurred after Weiss was upstairs, and the hologram was the solution they came up with in desperation.