Hah. I knew there was going to be something like the paper below and this article reminded me to have a rummage around the web for it:

https://pdfs.semanticscholar.org/dc2a/541491efc369a151a62c46...

Advanced applications of APL: logic programming, neural networks and hypertext. M. Alfonseca, IBM Systems Journal, Vol 30, No. 4, 1991.

This paper reviews the work of the author on the application of the APL and APL2 languages to logic programming, emulation of neural networks and the programming of hypertext applications

For some reason this one really makes me smile:

Roger Moore was returning from the US to Canada. The customs officer at the border questioned him about some boxes of punch cards in his possession. Roger avoided further complications by explaining to the officer that the punch cards were used rather than new.

— Ian Sharp

"If Shakespeare were alive today, he’d be a programmer, and he’d be writing one-liners in APL." — Alan Perlis

The two hardest problems in programming are naming things, garbage collection, and off-by-one errors.

— Raul Miller, J Forum message, 2013-01-21