Update: Anita Bath has more details. This funny computer video, titled Coffee Break Machine, was created by Jim Henson in 1967 as an IBM training video. At the time, the monster was named "Arnold the Munching Monster".
NEATOSHOP SUMMER SALE: SAVE UP TO 20% OFF ALL T-SHIRTS
Save big on Funny T-shirts, Science T-shirts, Sci-fi T-shirts & more! Ends 7/12/15