The inclusion of Malbolge is obviously intended to cause them to look up how it works, resulting in acceleration of both their mental fatigue and physical hunger.
Also, you probably can't say brainfuck on daytime TV. None of the other languages had interesting names, i.e., glass, whitespace, chicken, lolcode.
Edit: They've probably done something similar with other technical topics, but we don't watch the show to know. Such as, having a rocket scientist on the show talking about building rocket recovery wadding or something after looking through a GIS for "rocket parts."
Honestly, I have never figured out how to say that code out loud anywhere.
Befunge[0], obviously, though you don't get a literary reference out of that.
probably yes, and that one guy works as the technical consultant on the show.
My guess is that they just skimmed through that and picked "Malbolge" because it sounds the best.