This episode had to be written quickly because more expensive episodes were scrapped due to budget constraints. The ending had not yet be written on the day this episode was shot in front of an audience. The scenes with Sydney Stevenson were shot a week later without the studio audience.
Rimmer doesn't accept responsibility for his faulty repair of a drive plate and blames the system that allowed him anywhere near a vital component. In Season 4's "Justice" that is the arguement Kryten uses to get Rimmer acquitted on 1,167 counts of second degree murder. At that time Rimmer resented that his defense was his obvious incompetence.
The doner kebab (sort of of the Turkish version of a gyro) is the ultimate after-the-bars-have-all-closed drunk-and-hungry fast food in England and most of Europe.