Pornography is a term traditionally used by APLers to describe code that is hard to read, or uses unusual constructs. Code golf often results in pornographic code.
In APL – an Interactive Approach, the authors the authors describe the following code as “almost pornographic”:
The APL2 Idiom list includes the following entry:
⍝ Pornography. Combining two lines into one.
Morten Kromberg asked one of his colleagues to “Please avoid this kind of pornography:”
A much more readable version would be:
ns←⍎ns container.⎕NS ⍬