Translucent Ceiling Panels 8-]
So it turns out you can get translucent ceiling panels (among other things). It's hard to take a picture of a light, but these panels are glowing from the skylights in the roof. These are the samples in Steph's office.
There's glass in the windows and knobs on the doors!
Flash off the glass in Bruce's office.
Same shot without the flash.
Bill and Jan watching the Muppets' Bohemian Rhapsody video.
This is getting a little old.