The Restaurant at the End of the Universe (The Hitchhiker's Guide to the Galaxy, #2)

by Douglas Adams

the beginning the Universe was created. This has made a lot of people very angry and been widely regarded as a bad move.

In other words they have the capacity to see dimly into the immediate future, which enables the elevator to be on the right floor to pick you up even before you knew you wanted it, thus eliminating all the tedious chatting, relaxing and making friends that people were previously forced to do while waiting for elevators.