Jef Raskin — American Scientist born on March 09, 1943, died on February 26, 2005

Jef Raskin was an American human–computer interface expert best known for conceiving and starting the Macintosh project for Apple in the late 1970s... (wikipedia)

As far as the customer is concerned, the interface is the product.
Imagine if every Thursday your shoes exploded if you tied them the usual way. This happens to us all the time with computers, and nobody thinks of complaining.
Right now, computers, which are supposed to be our servant, are oppressing us.
An interface is humane if it is responsive to human needs and considerate of human frailties.
A computer shall not harm your work or, through inaction, allow your work to come to harm.