Apple MACINTOSH Plus
Billy's secretary has a Mac on her desk.
Harlan, a daydreaming video store clerk and inventor, hacks into a supercomputer to allow his latest invention to work. This had the unindented consequence of sending a future version of himself (who calls himself Billy) back in time.
•Apple MACINTOSH Plus •Commodore 64 •Commodore Amiga 1000 •DEC PDP-11/20
Billy's secretary has a Mac on her desk.
Billy uses a Commodore 64 to monitor the stock market.
Harlan has a Amiga 1000 in his room that he uses for his experiments and through which he communicates with Billy.
Harlan has a PDP-11/20 in his room that he uses for his experiments.