SE <<Sound of a tape being fast-forwarded>>
UrsusArctos: The circuit board imagery looks almost like it came out of Ghost in the Shell.
It suddenly changes into the numbers “601”.
MISATO (OFF):“What's this?”
RITSUKO (OFF):“It’s code for ‘Unable to analyze.’”
UrsusArctos: Indeed. For SF fans out there, it's a rather specific reference to the movie version. The 601 error doesn't exist in the novel.