In this movie they took them up in space. They're floating around and doing zero gravity stuff. Well, they had to do it all on wires. All the wires had to be painted black against this black background. If you didn't light it properly you could see the wires. Drove them crazy!
The thinking was that so long as the British kept our basic documents in their hands and so long as they kept the formal right to change them, changes in our system would be careful and deliberate.